An image of Parker Dam on the Colorado River at the California-Arizona border, 155 miles downstream from Hoover Dam. Note: Boulder Dam was officially renamed Hoover Dam in 1947.
An image showing a street view of the visitors' elevator tower and Hoover Dam's crest. Caption on right side of image reads: Visitors elevator tower and crest of Boulder Dam. Boulder Dam was officially re-named Hoover Dam in 1947.
An image showing an aerial view of people looking at one of the Hoover Dam spillways. Automobiles travel over a concrete bridge. Note: Boulder Dam was officially renamed Hoover Dam in 1947.