Visitor center hours are 9 a.m.-5 p.m. daily (closed Thanksgiving and Christmas Day). Doors close at 4:15 p.m. Last tour departs at 3:45 p.m. Where: Hoover Dam Access Road, Boulder City.

THE completion, just announced, of the great concrete structure originally known as the Boulder Dam, but afterwards officially designated the Hoover Dam, across the Colorado River in Black Canyon ...

For citizens shaken by the tumultuous effects of the Great Depression, the Hoover Dam project provided two ... or prostitution that flourished down the highway in Las Vegas. Overseeing the ...