Hoover Dam Tours from VEGAS.com
Tour the historical and engineering marvel that is the tallest concrete dam in the United States. See live presentations, a fascinating film on the dam's construction and history, an exhibit gallery and observation deck. Venture down to the observation room in the power plant to view the massive generators.
You'll also encounter dramatic views of both the Colorado River and Lake Mead, the largest man-made body of water in the Western Hemisphere.