When you think of Lake Mead, along the Arizona ... park pass online or at the entrance before heading to the trailhead. If you've stopped at Hoover Dam, continue south on Highway 93, over the ...

the Hoover Dam spans the Colorado River and the Black Canyon (which separates Nevada and Arizona). The immense concrete structure – which confines Lake Mead, the largest reservoir in the United ...

Take in views of Lake Mead, the Hoover Dam and the Colorado River on this ... you'll enjoy 360-degree views from the observation deck before descending to the Power Plant. Guides from the Bureau ...