Three Gorges Dam 🌊 | The World’s Largest Hydroelectric Megastructure On the banks of the Yangtze River, where mountains rise and mist weaves through the peaks, stands the Three Gorges Dam—the largest hydroelectric project on Earth. More than a dam, it is a modern titan of engineering, a concrete sphinx that reshaped landscapes, displaced millions, and forever changed the rhythm of one of the world’s most powerful rivers. Built between 1994 and 2012, this colossal structure stretches 2.3 km long