Three Gorges: The Biggest Dam in the World (1998)

Explores the plans for the construction of the monumental dam on China's Yangtze River, the structure that when completed in 2009 will become the Three Gorges Dam. It is slated to be 610 feet high, 1.3 miles across, creating a reservoir 400 miles and the largest power plant in the world.

Unfortunately the movie Three Gorges: The Biggest Dam in the World is not yet available on HBO Max.