Img credit: ultimatescience.org

Dams in themselves are engineering and construction marvels that use the flow of water predominantly for irrigation and generating hydroelectricity. The Three Gorges Dam in China is by far the largest hydroelectric plant on earth but it’s not without controversy. While it certainly looks like an engineering masterpiece, there are a few things you may not have known. We take a look at the good, the bad and the ugly truth behind this man-made marvel.