Here is Tesla's power plant at Niagara Falls:




The falls:




 Closer to us, we have some hydroelectric power stations, too. You can click here to read about one at the "Cascada del Ézaro" in Galicia where they now have a "Museum of Electricity."



Even closer to us, in La Alcarria, Guadalajara, at Sacedón:





Have you ever seen a hydroelectric power plant?