These impressive works cost up to billions of dollars, demonstrating the admirable power and imagination of people.

The extraordinary works of the modern world

1. Channel Tunnel (English-French)

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Located in Dover Strait, this 50.5 km long tunnel connects England and France, takes 7 years to complete, with a budget of more than 7 billion USD. This is considered one of the seven wonders of the modern world, "the greatest architectural feat of the 20th century".

2. CN Tower (Ontario, Canada)

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One of the tallest buildings in the world (553 m), the CN tower offers visitors a panoramic view of the city and Lake Ontario. This $ 47 million project is a must-see destination when visiting Canada.

3. Empire State Building (New York, USA)

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At a cost of US $ 40.9 million in 1930 (equivalent to US $ 637 million at the current exchange rate), this is the iconic US building. On a beautiful day, standing from the top of the tower, visitors can look beyond 130 km, up to Connecticut and Pennsylvania. In the evening, you will admire the glowing New York City lights.

4. Golden Gate Bridge (California, USA)

The 1,300-meter bridge connects the city of San Francisco and Marin County 4 years to complete, at a cost of $ 35 million. This is considered one of the most beautiful and photographed bridges in the world.

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5. Itaipu Dam (Brazil-Paraguay)

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Crossing the Paraná River, this giant dam is 193 meters high, stretching nearly 8,000 meters. Built for 9 years and costing 19.6 billion USD, Itaipu dam was voted into the list of 7 modern wonders in 1994.

6. Delta / Zuiderzee system (Netherlands)

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The largest system of dykes in the world includes river dykes and sea dykes stretching to tens of thousands of kilometers. The time to complete these two extraordinary projects lasted from 1920 to October 1997. This $ 743 million project has helped protect the Netherlands from concerns of invasion by the sea, worthy of being one of the seven wonders of the modern world.

7. Panama Canal (Panama)

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It took 30 years to complete, at a cost of up to $ 8.6 billion, the Panama Canal is one of the most impressive demonstrations of human power. More than 44,000 workers have dug up and completed, building a 77-kilometer canal connecting the Atlantic and Pacific Ocean, opening a new page in transport history.

8. The Redeemer Statue (Brazil)

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This masterpiece was recognized as one of the seven new wonders of the world in 2007, with a construction cost of US $ 3.3 million at the current exchange rate. This giant statue weighs more than 600 tons, placed on top of the Corcovado overlooking the city of Rio de Janeiro.

9. Hoover Dam (Arizona, USA)

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As one of the seven wonders of the industrial world, the Hoover Dam on the Colorado River was built between 1931 and 1936, costing $ 836 million at the current exchange rate.

10. Palm Islands (Dubai, United Arab Emirates)

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Built in 2001, this artificial archipelago represents Dubai's ambition and potential. With an estimated cost of 1.5 billion USD for each island, Palm becomes an attractive destination for visitors from all over the world.

11. Millau Viaduct (France)

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This Millau Viaduct with a construction cost of USD 418 million is the tallest bridge in the world (343 m), across the river valley of Tarn, north of Montpellier.

12. Trans-Siberia train route (Russia)

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Built from 1891 to 1916, the world's longest railway has a total distance of 9,289 km, connecting Moscow's capital with Vladivostok.

13. Three Gorges Dam (Hubei, China)

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Hydroelectric dams across this Changjiang River have construction costs of up to 26 billion USD. This is the largest concrete building in the world, with the largest hydroelectric station.

14. Burj Khalifa Tower (Dubai, United Arab Emirates)

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Currently, Burj Khalifa is the tallest tower in the world (829.8 m), with many records such as the longest elevator, the most multistory building, the restaurant, the observation deck and the highest nightclub. The tower was built in 5 years, from June 2004, costing 1.5 billion USD.

15. Kansai International Airport (Osaka, Japan)

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At a cost of up to $ 20 billion, Kansai Airport is built on an artificial island, welcoming 16.7 million visitors a year.

16. Atacama Large Milimeter Array (Chile)

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The world's largest telescope cluster has a construction cost of $ 1.4 billion, able to see the first moments after the universe was formed. This is also a telescope located at the world high altitude (5,000 m).

17. Sydney Opera House (Australia)

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The symbol of Australia was started in 1959 and completed in 1973, with a total cost of 74 million USD at that time. Designed by architect Jorn Utzon, the sails are paved with over one million white tiles.

18. Sagrada Familia Cathedral (Barcelona, ​​Spain)

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Beginning construction in 1882, this cathedral is still incomplete. The scale and detail of the Sagrada Familia makes anyone who has the opportunity to admire feel overwhelmed.

19. Large particle accelerator (Switzerland)

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The world's largest and most powerful accelerator is located at a depth of 175 m, stretching along a 27 km long tunnel, with construction costs of up to 9 billion USD. Visitors can register to visit this place on certain days of the year.

20. International Space Station

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With a huge cost of 150 billion USD, the international space station can accommodate 8 people. You can spend $ 50 million to stay here for 10 days.