An image of the Boulder Dam intake towers in the newly impounded Lake Mead, as seen from the Nevada side. Boulder Dam was officially renamed Hoover Dam in 1947.
An image of the Boulder Dam intake towers in the newly impounded Lake Mead, as seen from the Nevada side. Power lines originating from the dam are visible on the mountains in the background. Boulder Dam was officially renamed Hoover Dam in 1947.
An image of the upstream face of Boulder Dam. Freshly built, the dam had low water levels as it continued to be filled with water. Boulder Dam was officially renamed Hoover Dam in 1947.
An interior view of Boulder Dam's powerhouse; an unidentified man stands in front of one of the newly completed power generators. Boulder Dam was officially renamed Hoover Dam in 1947.
A view of the interior of Boulder Dam, as seen from a visitor viewpoint platform; a man leans against the railing, looking down at power generators below. Boulder Dam was officially renamed Hoover Dam in 1947.
The view of a penstock tunnel located within the interior of Boulder Dam. Visitors of the dam stand above a bridge overlooking the tunnel. Boulder Dam was officially renamed Hoover Dam in 1947.