Experience one of the most impressive engineered wonders of the world! Built during the Depression, thousands of men and their families came to Black Canyon to tame the Colorado River. In less than five years, the biggest dam of its time was constructed amidst a harsh and barren land. Now the Hoover Dam still stands as a world-renowned piece of architecture. The Dam is a National Historic Landmark and has been rated by the American Society of Civil Engineers as one of America's Seven Modern Civil Engineering Wonders! Upon arriving at Hoover Dam, enjoy the V.I.P. Discovery Tour guided by a knowledgeable bureau of reclamations government employee. You will be able to access the Visitor's Center, exhibit areas, movie room, observation deck, and the generator room.