The vehicles, a cross between a traditional bicycle and ... showcasing the very reason for the Hoover Dam's existence. The path becomes more rugged as it shifts from National Park Service land ...

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 ...

The Bureau of Reclamation opens bids for the construction of Boulder (Hoover) Dam and Power Plant. The contract is awarded to Six Companies, a construction and engineering firm made up of some of ...