Hoover Dam is as tall as a 60-story building. It was the highest dam in the world when it was completed in 1935. Its base is as thick as two football fields. Each spillway, designed to let floodwat…
Hoover Dam is as tall as a 60-story building. It was the highest dam in the world when it was completed in 1935. Its base is as thick as two…
Hoover dam 1931 hi-res stock photography and images - Alamy
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Building the Hoover Dam seen through rare photographs, 1931-1936
10 Rare Photos Taken During The Hoover Dam Construction That Will
Great Depression
Photos: Construction of Hoover Dam on the Colorado River in the 1930s
Safeguarding Hoover Dam during World War II
Hoover dam construction 1931 hi-res stock photography and images
The Hoover Dam water levels fall to its lowest level EVER as