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Formerly called:
Boulder Dam
On the Web:
PBS - American Experience - Building the Hoover Dam (Aug. 09, 2025)
See all related content Hoover Dam, dam in Black Canyon on the Colorado River, at the Arizona-Nevada border, U.S. Constructed between 1930 and 1936, it is the highest concrete arch-gravity dam in the United States. It impounds Lake Mead, which extends for 115 miles (185 km) upstream and is one of the largest artificial lakes in the world. The dam is used for flood and silt control, hydroelectric power, agricultural irrigation, and domestic water supply. It is also a major sightseeing destination, with some seven million visitors a year, almost one million of whom go on tours through the dam. Hoover Dam is 726 ...(100 of 471 words) (责任编辑：) |