Federal officials have discovered damage inside Glen Canyon Dam that could force limits on how much Colorado River water is released at low reservoir levels, raising risks the Southwest could face ...

Climate-driven declines in Colorado River flows and historically low Lake Powell levels have caused warm water and smallmouth bass to begin passing through the dam into the Colorado River. If they ...

Ever wonder what the deepest lake in Arizona is? Here's what you want to know about the top spot for swimming, boating and ...

Major John Wesley Powell makes the first recorded trip through the Grand Canyon and ... construction of a high dam on the Colorado River at or near Boulder Canyon. The report also suggested ...

The Colorado River runs through the Glen Canyon Dam, which forms Lake Powell, and eventually into the Grand Canyon. The smallmouth bass live in Lake Powell, and until recently, they had nowhere ...

The Washington State-based Grand Coulee Dam exemplifies American engineering mastery and inventiveness. Constructors built this massive concrete structure as one of the world’s largest by reaching 550 ...

The Colorado River is the main artery of the Southwest. Find out how drought and climate change are impacting the river's ...

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This helicopter journey includes pickup and drop-off from Vegas hotels, live commentary from an expert pilot and stellar views of the Grand Canyon and Hoover Dam. The flight also goes below the ...

Additionally, this all-inclusive tour stops at the Hoover Dam on the way to the Grand Canyon, so guests get to experience two national landmarks for the price of one. The professional comedian who ...