7 Engineering Wonders of the World
We often debate the definition of wonder due to the ambiguity of facts around an undiscovered mystery. However, when it comes to engineering marvels, there is no debate. Below is a list of the 7 most spectacular engineering marvels of the world.
 1. Hoover Dam
 2. Burj Khalifa
The Burj Khalifa is the tallest building in the world at 829 metres tall.
 3. Akashi Kaikyo Bridge
The largest suspension bridge in the world. Not only did this take 10 years to build, it also involved approximately 2 million workers. The Akashi Kayiko is built to survive earthquakes and hurricanes.
The Channel Tunnel is the longest undersea tunnel in the world. Digging out the ground to create this tunnel added 75 acres of land to Britain's shore line. The tunnel is 75m below the sea bed and connects France and England.
 5. Three Gorges Dam
The Three Gorges Dam is the largest power station ever built. In order to construct the dam, the Chinese Government had to relocate 1.3 million people. It has an output of 22,500 megawatts.
 6. Panama Canal
With an official construction time of 33 years, the Panama Canal is an engineering marvel for a number of reasons.The Panama Canal is responsible for the rise in trade of exotic goods due to marine vessels journeys being shortened.
 7. Large Hadron Collider
--Alexseb 10:28, 12 May 2015 (BST)
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