Dam Building

The Burj Khalifa, known as the Burj Dubai prior to its inauguration in 2010, is a skyscraper in Dubai, United Arab Emirates. With a total height of 829.8 m and a roof height of 828 m, the Burj Khalifa has been the tallest structure and building in the world since its topping out in 2009.


The three gorges dam is a hydroelectric gravity dam that spans the yangtze river by the town of sandouping, in yiling district, yichang, hubei province, china. the three gorges dam has been the world's largest power station in terms of installed capacity (22,500 mw) since 2012.