It's a testament to Mother Nature's strength and power, so vast and spectacular that it's often considered the "Grand Canyon of Washington."The Grand Coulee in Washington is an ancient river bed gorge ...

Hells Canyon is the deepest river canyon in the United States. Now scientists have solved the mystery of when it formed.

A 92-year-old man is now the oldest person on record to have conquered the Grand Canyon's 24-mile ... TODAY that the Aliaga plans to do a rim-to-river-to-rim in May with his family and another ...

Critics argue that failing to flood the Grand Canyon on a regular basis causes its beaches to wash away and has a devastating impact on its wildlife. The Bureau of Reclamation has said it will not ...

Dam maintenance and non-native fish reduction efforts led the government to reject an environmentally restorative flood in ...

You cross a rocky drainage several times and are treated to panoramic views of Munds Mountain, Midgley Bridge, and the lower end of Oak Creek Canyon en route. Atop the bench, you can see the upper end ...