Hoover Dam, on the border of Nevada and Arizona, offers tours and scenic views. Visitors can choose between two guided tours: the Power Plant Tour and the Dam Tour. Tours often sell out ...

but afterwards officially designated the Hoover Dam, across the Colorado River in Black Canyon, which forms the boundary between the States of Arizona and Nevada, at a point about twenty-five ...

Sitting about 35 miles southeast of Las Vegas, the Hoover Dam spans the Colorado River and the Black Canyon (which separates Nevada and Arizona ... with a celestial map noting the dam's dedication ...

Herbert Hoover takes charge of negotiations as six of seven basin states approve the Colorado River Compact. The basin states include Arizona ... of Boulder (Hoover) Dam and Power Plant.

A visit to Hoover Dam, that iconic concrete giant straddling the Colorado River at the border of Nevada and Arizona, offers history, power and jaw-dropping views. Visitors can walk around the site ...