How the 726-Foot-Tall Hoover Dam Was Built Ahead of Schedule
The world's biggest dam at the time of its construction, Hoover Dam solved the problem of the overflowing Colorado river with sleek design and brilliant American engineering. (03:32)
The world's biggest dam at the time of its construction, Hoover Dam solved the problem of the overflowing Colorado river with sleek design and brilliant American engineering. (03:32)