Final answer:
The first hydroelectric power plant was built in Appleton, Wisconsin in 1882. Hydroelectric power plants have since been constructed all over the world, including the Three Gorges Dam in China.
Step-by-step explanation:
The first hydroelectric power plant was built in Appleton, Wisconsin in 1882. It was the world's first hydroelectric plant and helped pave the way for the use of water power to generate electricity. Since then, hydroelectric power plants have been constructed all over the world, including the iconic Three Gorges Dam in China, which is currently the largest hydroelectric facility in the world.