Fountains of the world from antiquity to the present day. Creative work magic world of fountains Fountains physics presentation

Done by 7th graders

Alim Mokaev, Amiran Tumenov, Islam Boziev, Margarita Orakova


Target: consider the operation of the law of communicating vessels using the example of the operation of circulation fountains.


Tasks:

1. Study the material about fountains: their types and principles of operation.

2. Design a model of a circulation fountain

3. Create a collection of fountains in the city of Nalchik.

4. Analyze the information received and draw conclusions about the device and the principle of operation of the fountains.


Methods:

Studying literary and other information sources, conducting experiments, analyzing information and results.


Relevance of the problem

The effect of water on a person can be called truly magical. The murmur of the fountain relieves stress, calms and makes you forget about worries.








Now the ideas of art have received a new incarnation - combining the ideas of architects, artists and specialists in high-tech areas .




The device of the fountain is based on the principle of communicating vessels known to us from physics: In communicating vessels of any shape and section, the surfaces of a homogeneous liquid are set at the same level .

Water is collected in a container located above the fountain pool. In this case, the water pressure at the outlet of the fountain will be equal to the difference in water heights H1. Accordingly, the greater the difference between these heights, the stronger the pressure and the higher the jet of the fountain hits. The diameter of the outlet of the fountain also affects the height of the fountain jet. The smaller it is, the higher the fountain hits.


circulation fountain

In circulating fountains, water runs in a vicious circle. Their main reservoir is located below. The water from the tank rises up the hose with the help of a pump. The hose runs inside and is not visible from the outside. Fountains based on the principle of circulation do not require water to be supplied to them. It is enough to pour water once, and then top up as it evaporates.



natural fountains

geysers, springs and

artesian waters


Artificial fountains:

street, landscape, interior







Fountain in spa hotel

"Sindica"



Fountain in front of the State Cinema and Concert Hall

Cinema fountain

"East"

Fountain on the avenue Shogentsukova

Fountain on the square of the 400th anniversary of reunification with Russia


10 the most amazing fountains in the world


Moonlight Rainbow Fountain (Seoul) - the longest fountain on the bridge

2. King Fahd Fountain (Jeddah) -

highest


3. Dubai Fountain (Dubai) - the largest and most expensive

4. Crown Fountain (Chicago) -

the most international


5. Fountains of Peterhof (St. Petersburg) - the most luxurious

6. Fountain of wealth (Singapore) - a fountain built according to feng shui


7. Bellagio Fountain (Las Vegas) - America's most famous dancing fountain

8. Soaring Fountains (Osaka)

- the most airy


9. Mercury Fountain (Barcelona)

- the most poisonous



Experimental part of the work

Making a fountain is a problem, or a task that needs to be solved. Naturally, development problems arose immediately.

Hypothesis:

  • To try to use the fact that in communicating vessels a homogeneous liquid is at the same level to make a fountain
  • If the fountain will work, find out if the height of the fountain depends on the diameter of the tube

Results of work:

We want to present to your attention circulation fountains.

Conducted research: "Checking the dependence of the height of the fountain column on the diameter of the tube"

Conclusion:

The height of the fountain depends on the diameter of the tube. The smaller the tube diameter, the higher the fountain column.


Conclusions:

1. All fountains use communicating vessels

2. In communicating vessels, a homogeneous liquid tends to be on the same level

3. The fountain beats due to the difference in water heights in communicating vessels

4. The difference between fountains is in the way water is supplied to the main tank

Results:

  • Piggy bank fountains of the city of Nalchik

2. DIY circulating fountains


The amazing creation of the ancient inventor Heron of Alexandria - the eternal fountain

Ancient Arabic manuscripts brought to us the story of the amazing creations of the ancient inventor Heron of Alexandria. One of them is a beautiful miracle bowl in the temple, from which a fountain spouted. No supply pipes were visible anywhere, and inside - mechanisms

The claimed invention is significantly different from the toys of Viktor Zhigunov (Russia) and John Falkis (USA), patented during the Cold War. Who knows, since such great powers were interested in this invention, whether it is a perpetual motion machine or simply one of the universal engines of the ancient Greek scientist Heron of Alexandria lost by mankind for 2000 years.

The purpose of the invention is to prove to the whole world that Heron's Fountain is not a myth or a primitive design, but a real, practically possible design that has been trying to unravel for 2000 years.

The claimed invention is intended to reveal the true design fountain of Heron, at the level of knowledge of ancient Greek scientists, which many scientists have been trying to uncover for 2000 years, to the present day, without visible mechanisms and supply pipes, which could create the effect of a perpetual motion machine.

Fountain of Heron consists of three glass vessels - outer 1, middle 2 and inner 3, but unlike the prototype of Viktor Zhigunov, placed one inside the other. The outer vessel 1 has the shape of an open bowl into which water is poured, so that the water hides two vessels 2 and 3 - glued together so that a vacuum 6 is formed and thermal insulation between the water from vessel 1 and the air in vessel 3. Also vessel 3 is the working capacity. There are two holes in the vessel 3 - from the top, where the tube is tightly inserted, to the bottom of the vessel and from the bottom, where the valve 5 is located. and the outer walls of the vessel 3 air, until the atmospheric pressure in the vessel 1 and the air pressure in the vessel 3 are equal. between vessels 2 and 3, the walls of vessel 3 and the air in vessel 3 are heated. The air in vessel 3 expands and pushes water out of vessel 3 through tube 4, forming a fountain. The water level in vessel 1 rises and accordingly
the atmospheric pressure of water in vessel 1 rises, so as soon as the equality of atmospheric pressure in vessel 1 and air pressure in vessel 3 is violated, water enters bowl 3 through valve 5, cools and compresses the air in vessel 3, the process repeats. Thus, in this invention, the energy of the sun's rays is converted into the movement of water. The fountain works every day, without visible mechanisms and
supply pipes.

The advantage is that the vessels do not have to be rearranged or turned over. The fountain operates every day without visible mechanisms and supply pipes, and in any place where the sun's rays fall.

Through the glass vessel 1 filled with water, it is difficult to see the inner glass vessels and creates the effect of a perpetual motion machine, which no scientist could repeat for 2000 years.

slide 2

Spring! There comes a wonderful time of warmth, flowering and bright colors after the winter "hibernation", fountains "wake up", thousands of water jets solemnly salute the dawn of nature. Last year I did research on the same topic, and this year I decided to continue it. Since I had a lot of questions: where did the first fountains appear? What types of fountains are there? Can you make your own fountain?

slide 3

I decided to conduct a study on the topic "Water extravaganza: fountains"

The purpose of the study: 1. Expand the area of ​​personal knowledge on the topic "Communicating vessels" (including historical and polytechnical nature;) 2. Use the knowledge gained to perform creative tasks; 3. Select tasks on the topic “Pressure in liquids and gases. Communicating vessels". To achieve this goal, I need to solve the following tasks: 1. Study the history of the creation of fountains; 2. Understand the device and principle of operation of fountains; 3. Get to know pressure as the driving force behind fountains; 4. Make the simplest models of active fountains; 5. Create a presentation "Water extravaganza: fountains."

slide 4

The history of the creation of fountains

Fountain (from Italian fontana - from Latin fontis - source) - a jet of liquid or gas ejected under pressure (dictionary of foreign words. - M .: Russian language, 1990). For the first time, fountains appeared in ancient Greece. For seven centuries, people have been building fountains on the principle of communicating vessels. From the beginning of the 17th century, fountains began to be powered by mechanical pumps, which gradually replaced steam plants, and then electric pumps.

slide 5

Fountain of Heron

Fountains owe their existence to the famous Greek mechanic Heron of Alexandria, who lived in the 1st-2nd centuries. n. e. It was Heron who directly pointed out that the flow rate, or the rate, of the distributed water depends on its level in the reservoir, on the cross section of the canal and the speed of the water in it. The device invented by Heron serves as one of the samples of knowledge in antiquity (200 years before R. X.) in the field of hydrostatics and aerostatics.

slide 6

Pressure

In order to characterize the distribution of pressure forces, regardless of the size of the surface on which they act, the concept of pressure is introduced. p = F/S. Pour water into a vessel, in the side wall of which identical holes are made. We will see that the lower jet flows out to a greater distance, the upper one to a shorter one. This means that there is more pressure at the bottom of the vessel than at the top.

Slide 7

The principle of operation of communicating vessels.

The pressure on the free surfaces of the liquid in the vessels is the same; it is equal to atmospheric pressure. Thus, all free surfaces belong to the same level surface and, therefore, must be in the same horizontal plane. The principle of operation of communicating vessels underlies the operation of fountains.

Slide 8

Technical arrangement of fountains

Fountains are jet, cascade, mechanical, cracker fountains (for example, in Peterhof), of different heights, shapes, and each has its own name. Previously, all fountains were direct-flow, that is, they worked directly from the water supply, now “circulating” water supply is used, using powerful pumps. Fountains also flow in different ways: dynamic jets (they can change height) and static jets (the jet is at the same level).

Slide 9

fountain model

Using the properties of communicating vessels, it is possible to construct a fountain model. To do this, you need a water tank, a wide can 1, a rubber or glass tube 2, a basin from a low tin can 3.

Slide 10

slide 11

How does the height of the jet depend on the diameter of the hole and the height of the tank?

slide 12

The action of various models of fountains

Simplified model of Heron's fountain Homemade Heron's fountain

slide 13

Slide 14

Fountain when air is heated in a flask

When water is heated in the first flask, steam is formed, which creates excess pressure in the second vessel, displacing water from it.

slide 15

vinegar fountain

Fill the flask ¾ with table vinegar, throw a few pieces of chalk into it, quickly cork with a stopper with a glass tube inserted into it. From the tube will score a fountain

slide 16

Conclusion

In the course of the work, I answered the question: what is the driving force behind the work of fountains and, using the knowledge gained, was able to create various operating models of fountains, created a presentation “Water extravaganza: fountains”. The implementation of the work included the following elements: The study of special literature on the research topic. Refinement of the tasks of experience. Preparation of the necessary equipment and materials. Preparation of the object of study. Analysis of the obtained results. Finding out the significance of the results obtained for practice. Clarification of possible ways of applying the obtained results in practice.

Slide 17

Diamond fountains are flying With a merry noise to the clouds, Under them idols shine... Crushing against the marble barriers, Like a pearl, a fiery arc Waterfalls fall and splash. AS Pushkin Theoretical preparation for the experiment and the analysis of the obtained results required from me a complex of knowledge in physics, mathematics, and technical design. It played a big role in enhancing my educational preparation.

View all slides

slide 1

*

slide 2

Fountains serve as a real decoration for any city. Whatever they are: tall, small, dancing or singing, fountains always attract people. And in the hot summer, nothing gives a refreshing coolness like the splashes of a fountain. Countless fountains have been built in the world, we will learn about their creation, as well as about the most beautiful and impressive of them. *

slide 3

The very word "fountain" means a source of water. People in the past, looking at geysers and other similar sources that remind us of modern fountains, tried to repeat the geyser by creating it artificially. At first, such sources were simply decorated - their base was covered with tiles or laid out with stones. But the fountains of Ancient Greece were not originally intended for decoration. They served as sources of drinking water, cooled and humidified the air. Woman at a public fountain on an Attic red-figure hydria circa 490 BC *

slide 4

Later, the construction of fountains also developed in ancient Rome, since both countries had close cultural ties. But it was the architects of ancient Rome who first learned how to make fountains, creating pipes through which water was supplied under pressure, which led to the appearance of a fountain. Fountain Meta Sudans. Rome. Italy.I century AD *

slide 5

Fountains immediately became a decorative element, and were in the courtyards and even in the palaces of aristocrats. Fountains were made in various sizes from various materials, using additional decorative elements. *

slide 6

Now the most interesting fountain complexes are Versailles and Peterhof. Versailles appeared first - in France, with its large number of different fountains. Then Peter I decided that we were no worse, and, having borrowed something, he created his own fountain complex - in Peterhof. Fountains in these parks are distinguished by their variety, richness of decoration and many decorations. Gardens and fountains of Versailles. An old picture.

Slide 7

The main (Big) cascade of the Lower Park of Peterhof is a unique fountain structure, one of the most beautiful architectural structures in the world. The Grand Cascade consists of three independent staircase cascades with seventeen waterfall steps and a grotto that unites them. The cascade is decorated with 37 statues, 29 bas-reliefs and more than 150 small decorative ornaments. An indelible impression is made by 64 fountains of the Grand Cascade ensemble, which simultaneously throw out 142 jets of water of the most unexpected shape. It has a mesmerizing effect on all visitors.

Slide 8

The first place in the list of the most fantastic fountains was taken by the fountain in the form of a volcano crater in Abu Dhabi. Volcano fountain - a famous landmark of the capital of the United United Arab Emirates. It is located on the Corniche. Inside, the fountain is illuminated with orange light, which gives the impression of lava erupting from the crater, and at night the fountain looks especially impressive.

Slide 9

One of the most beautiful fountains in America is located in Las Vegas - this is the dancing fountain "Bellagio". Every evening the fountain begins its performance. The fountain "dances" to the music of famous opera (and not only - the repertoire includes both Madonna and Elton John, along with Pavarotti, Bocelli and others) singers. 1175 water jets, 80 meters high, 4500 backlights and 40 million dollars Creation. To this amazing show on the bank of the big artificial lake attracts tourists from all over the world. It's worth seeing.

slide 10

In Rome, the fountains amaze with their grandeur and luxury. The most famous of them is the Trevi Fountain. The fountain is a magnificent scene, in the center of which is the god Ocean in a shell-cart drawn by two seahorses. The newts show them the way between the rocks. The bottom of the fountain is strewn with coins: according to ancient belief, tourists wishing to return to Rome should, standing with their backs to the fountain, throw a coin with their right hand over their left shoulder. According to unofficial estimates, tourists leave up to one and a half thousand euros at the bottom of the pool per day - and this despite the official ban! Fortunately, all the money fished out of the pool goes to charity.

slide 11

The Clock Fountain is located in Osaka, Japan. The “screen” of the watch is similar to the dial of an electronic watch, but instead of pixels (dots forming numbers) there are trickles of water of different heights. The clock is controlled by a computer and shows either the date or the time, or just some message in English or Japanese ( nr title stations).

slide 12

The light and musical fountain in Barcelona called "Magic" can truly be called one of the wonders of the world.

slide 13

One of the symbols of the city of Moscow is the Friendship of Peoples fountain. The fountain has been pleasing us with its jets since 1954; it was built under the guidance of architects K. T. Topuridze and G. D. Konstantinovsky. The figures of its characteristics are amazing: for example, the volume of the fountain bowl is about 4000 cubic meters, the number of jet nozzles is about two thousand. A truly monumental building! The fountain control system allows you to create various patterns with the help of jets, because their maximum height is 24 meters, these are the so-called “front jets”. Unfortunately, now the fountain almost always works as usual. The system is almost completely worn out and needs reconstruction.

slide 14

WET Design in Dubai built not only a huge fountain, but also the most expensive in the world. The grandiose fountain cost $217 million to build. The fountain itself is located on the territory of the prestigious Burj Dubai development near the record-breaking Burj Dubai skyscraper and a huge shopping center Dubai Mall. The jet of the fountain reaches approximately 152 meters in height, and the water is tinted with 25 color projectors and 6600 colored lights. The construction engineer was Carles Bungas. The show held by this fountain is remembered for a long time - the visual and sound part of the performance is at the highest level.

slide 15

Fountain of King Fadh, located in the Red Sea. This fountain is one of the highest in the world - its height is greater than the height of the Eiffel Tower in Paris, it raises a jet of water above 300 meters. The fountain operates on sea water, which requires additional cleaning and equipment. Sea water causes corrosion of equipment, so it needs to be checked in time. The technical equipment of such a fountain should also be carefully thought out. In order not to spoil appearance, all the equipment (pumps, as well as the power plant) is placed under water. A room was created for the pump, which is equivalent in size to a house with a height of 5 floors. Treatment of mechanisms and other elements with special paints prevents the reproduction and growth of marine organisms. big works carried out to align seabed, as well as the creation of special devices for installing equipment there. The fountain is the symbol of the city.

slide 16

This unusual water sculpture was created by English designer William Pye and is located in front of Seaham Hall in Sunderland, England. A huge sculpture can imitate an incredible whirlpool of water in its depths. Especially for the contemplation of this beauty, steps were built around an incredible work of art.

slide 17

Fountain of Wealth - Singapore. This fountain is located in front of the department store Suntec City in Singapore and is said to symbolize wealth and good luck in the place where it stands. According to legend, in order to gain wealth, you need to walk around the fountain three times. In 1998, he was listed in the Guinness Book of Records as the largest fountain in the world (13.8 m.).

Goals:
developing

    development of creative abilities of students (imagination, observation, memory, thinking); development of the ability to establish interdisciplinary connections (physics, history, MHC, geography); development of fine motor skills in the design of models;
educational
    repeat the basic properties of communicating vessels; determine the reason for the installation of a homogeneous liquid at the same level in communicating vessels of any shape; indicate the practical application of communicating vessels; disassemble the principle of operation of the fountain of Heron
educational
    learn to see the beauty in the world around you; create a sense of responsibility for the assigned work; educating the ability to listen and hear; increase the general intellectual level; promote interest in physics
      Video presentation of fountains
      Introduction
fountain sound
They say there are three things that you can look at endlessly - fire, stars and water. The contemplation of water - whether it is the mysterious depth of a smooth surface, or transparent jets, rushing and rushing somewhere, as if alive - is not only pleasant for the soul and beneficial for health. There is something primitive in this, why a person always strives for water. It is not for nothing that children can play for hours even near an ordinary rain puddle. Why are fountains so drawn to themselves? So magically bewitching? Maybe because in the rustling, rustling, noise of their pouring jets you can hear the laughter of a mermaid, the stern cry of a water king or a splash of a goldfish? Or because the beating foam jets awaken in us the same joy and delight as springs, streams and waterfalls. The air near the reservoir is always clean, fresh and cool. And it is not in vain that they say that water “cleanses”, “washes”, not only the body, but also the soul.
Probably, everyone noticed how much easier it is to breathe near the water, how fatigue and irritation disappear, how invigorating and at the same time pacifying being near the sea, river, lake or pond. Already in ancient times, people thought about how to create artificial reservoirs, they were especially interested in the riddle of running water.
      The history of the development of fountains
The word fountain is of Latin-Italian origin, it comes from the Latin “fontis”, which translates as “source”. In terms of meaning, this means a stream of water beating upwards or flowing out of a pipe under pressure. There are water fountains of natural origin - springs gushing in small jets. It is these natural sources that have attracted the attention of man since ancient times and made us think about how to use this phenomenon where people need it.
The first fountains appeared in ancient greece. They had a very simple device, and did not look at all like the magnificent fountains of our time. Their purpose was purely practical. Supply cities and towns with water. Gradually, the Greeks began to decorate their fountains. They covered them with tiles, built statues, achieved high jets. Fountains have become an attribute of almost every city. Lined with marble, with a mosaic bottom, they were combined either with a water clock, or with a water organ, or with a puppet theater, where the figures moved under the influence of jets. Historians describe fountains with mechanical birds that sang merrily and fell silent when an owl suddenly appeared.
Following the ancient Greeks, fountains began to be built in Rome. The word fountain itself has Roman roots. The Romans greatly improved the arrangement of fountains. For fountains, the Romans made pipes from fired clay or lead. During the heyday of Rome, the fountain became an obligatory attribute of all rich houses. The bottom and walls of the fountains were decorated with tiles. Jets of water shot from the mouths of beautiful fish or exotic animals.
The development of fountains was facilitated by the invention by the ancient Greek mechanics of the law of communicating vessels, using which the patricians arranged fountains in the courtyards of their houses. Decorative fountains of the ancients can be safely called the prototype of modern fountains.
After the fall of the ancient world, the fountain again turns into only a source of water. The revival of fountains as an art begins only during the Renaissance. Fountains become part of architectural ensemble, its key element.
The most famous are the fountains of Versailles in France and Peterhof in Russia.
Modern fountains are beautiful not only during the day, when they shine and sparkle in the sun, but also in the evening, when they turn into color-musical water fireworks. Invisible lamps immersed in water make its jets either pale lilac, or bright orange, almost fiery, or sky blue. Multi-colored jets beat and make sounds that merge into a melody...
F. I. Tyutchev.
FOUNTAIN

See how the cloud is alive
The shining fountain swirls;
How it burns, how it crushes
Its in the sun wet smoke.
Rising to the sky with a beam, he
Touched the cherished height -
And again with fire-colored dust
To fall to the ground is condemned.

About the mortal thought of a water cannon,
O inexhaustible water cannon!

What law is incomprehensible
Does it aspire to you, does it bother you?
How greedily you are torn to the sky!
But the hand is invisibly fatal
Your ray is stubborn, refracting,
It overthrows in spray from a height.

      How the fountain works
Let's look at the layout of the fountain device. The device of the fountain is based on the principle of communicating vessels known to us from physics. Water is collected in a container located above the fountain pool. In this case, the water pressure at the outlet of the fountain will be equal to the difference in water heights H1. Accordingly, the greater the difference between these heights, the stronger the pressure and the higher the jet of the fountain hits. The diameter of the outlet of the fountain also affects the height of the fountain jet. The smaller it is, the higher the fountain hits.

Experiment with tube and funnel
QUESTIONS to children (tasks)
Task 1. Historical. The inhabitants of modern Rome still use the remains of the aqueduct built by their ancestors. But the Roman plumbing was not laid in the ground, but above it, on high stone pillars. Engineers were afraid that in reservoirs connected by a very long pipe (or gutter), the water would not be at the same level, that, following the slopes of the soil, in some areas the water would not flow upward. Therefore, they usually gave the water supply a uniform downward slope all the way (for this, it was often necessary to either lead the water around, or build high, strong supports). One of the Roman pipes has a length of 100 km, while the direct distance between its ends is half that.
? Were the engineers of ancient Rome right? If not, what is their mistake?
Task 2. Construction. You have a ruler and communicating vessels filled with liquid at your disposal.
? How to use them to draw a strictly horizontal line on the board? Show it off. Think about where in practice you might encounter such a problem.

Fountain in rarefied air experience

Fountain of Heron

One of the devices described by the ancient Greek scientist Heron of Alexandria was Heron's magical fountain. The main miracle of this fountain was that the water from the fountain beat itself, without the use of any external source of water. The principle of operation of the fountain is clearly visible in the figure. Let's take a closer look at how Heron's fountain worked.
Heron's Fountain consists of an open bowl and two hermetic vessels located under the bowl. From the upper bowl to the lower container, there is a completely sealed tube. If you pour water into the upper bowl, then the water begins to flow through the tube into the lower container, displacing air from there. Since the lower container itself is completely sealed, the air pushed out by the water, through a sealed tube, transfers air pressure to the middle bowl. The air pressure in the middle tank starts pushing the water out and the fountain starts to work. If to start work, it was necessary to pour water into the upper bowl, then for the further operation of the fountain, the water that fell into the bowl from the middle container was already used. As you can see, the device of the fountain is very simple, but this is only at first glance.
The rise of water into the upper bowl is carried out due to the pressure of water with a height H1, while the fountain raises the water to a much greater height H2, which at first glance seems impossible. After all, this should require much more pressure. The fountain should not work. But the knowledge of the ancient Greeks turned out to be so high that they guessed to transfer the pressure of water from the lower vessel to the middle vessel, not with water, but with air. Since the weight of air is much lower than the weight of water, the pressure loss in this area is very small, and the fountain shoots from the bowl to a height H3. The height of the fountain jet H3, without taking into account the pressure losses in the tubes, will be equal to the height of the water pressure H1.

Thus, in order for the fountain water to hit as high as possible, it is necessary to make the fountain structure as high as possible, thereby increasing the distance H1. In addition, you need to raise the middle vessel as high as possible. As for the law of physics on the conservation of energy, it is fully respected. Water from the middle vessel, under the influence of gravity, flows into the lower vessel. The fact that she makes this way through the upper bowl, and at the same time beats there with a fountain, in no way contradicts the law of conservation of energy. As you understand, the operating time of such fountains is not infinite, eventually all the water from the middle vessel will flow into the lower one, and the fountain will stop working. On the example of Heron's fountain, we see how high the knowledge of the scientists of ancient Greece was

      Fountains of Peterhof
Not far from St. Petersburg is Peterhof - an ensemble of parks, palaces and fountains. On the marble obelisk, standing near the fence of the Upper Garden of Peterhof, the numbers are carved: 29. This is the distance in kilometers from St. Petersburg to the brilliant country residence of Russian emperors, and now the world famous "capital of fountains" - Peterhof. This is the only ensemble in the world whose fountains operate without pumps and complex water structures. The principle of communicating vessels is used here - the difference in levels at which fountains and storage ponds are located. A majestic panorama opens when approaching Peterhof from the sea: the most high point occupies the Grand Palace, towering on the edge of a natural 16-meter terrace. On its slope, the Grand Cascade sparkles with gold sculptures and silver fountain jets. In front of the cascade and the center of the water bucket, a powerful jet of the Samson fountain soars up, and then the waters rush to the bay along the straight, like an arrow, Sea Canal, which is the north-south planning axis. The canal is one of the oldest structures of Peterhof, already indicated on the first plans, which Peter I himself sketched. The canal divides the Lower Park, whose area is 102 hectares, into two parts, conventionally referred to as "western" and "eastern".
In the east there are the Monplaisir Palace, the cascade "Chessboard Mountain" and "Roman" fountains, the fountains "Pyramid", "Sun", cracker fountains. In the western part there are the Hermitage pavilion and the Marly Palace, the Golden Mountain cascade, the Menager fountains and the Cloches. It was not by chance that Peter chose this particular place for the construction of Peterhof. Examining the area, he discovered several reservoirs fed by springs spouting from the ground. During the summer of 1721, locks and a canal were built, through which water flowed by gravity from reservoirs from the Ropsha Heights to the storage pools of the Upper Garden, and here it was possible to arrange only small jets-fountains. Another thing is the Lower Park, spread out at the foot of the terrace. Water from a 16-meter height through pipes from the pools of the Upper Garden, according to the principle of communicating vessels, rushes down with force to soar in many high jets in the fountains of the park. In total, there are 4 cascades and 191 fountains in the Lower Park and the Upper Garden (including cascade water cannons).
The principles of water supply found by Peter the Great are still in effect today, testifying to the talent of the founder of Peterhof.
During the Great Patriotic War, the fascist invaders completely destroyed the fountain system of Petrodvorets. They removed and removed sculptures, including the famous sculpture "Samson", which was cut into pieces and also sent to Germany, cut out lead pipelines in many places, stripped lead sheets from the thresholds of the Grand Cascade, removed nozzles, as well as all fittings from colored metals Fortunately, a significant part of the sculptures and other works of art were evacuated in a timely manner.
The Soviet Army, which liberated Petrodvorets, found only ruins there; the fountain system was destroyed by 80 percent. Currently, as a result of extensive restoration work, the main fountains of Petrodvorets have been restored.
      Fountains in literature
fountain model

Fountains have long attracted artists and poets. Many poems have been written about these magical jets of water. One of the famous poems is a poem by A.S. Pushkin "Fountain of Bakhchisarai" (excerpt)
Fountain of love, fountain alive!
I brought you two roses as a gift.
I love your silent voice
And poetic tears.

your silver dust
Cold dew sprinkles me:
Ah, flow, flow, the key is gratifying!
Murmur, murmur your story to me ...

Our children were also invited to try themselves as poets. Let's hear what came of it.

Poems guys

      Conclusion
"Diamond fountains are flying with a cheerful noise to the clouds ...", - so poetically figuratively Alexander Sergeevich Pushkin spoke about the fountains of ancient St. Petersburg. He felt the fun and aspiration to sky-high heights in the magic dialect of the fountain jets. It is not surprising that many different associations are born in the soul of a person when a multi-colored rainbow suddenly flashes in the living shroud of the fountain. In recent years, one after another, more and more fountains began to appear in cities, they began to use the possibilities of fountains to organize wonderful fountain shows. Naturally, the fountains used at events have significant
etc.................

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