Grand Staircase-Escalante National Monument contains some of the country’s most remote and rugged lands, whose beauty comes from geologic artistry. Over many millions of years, rock layers built ...

The Cambrian-age Tonto Group is a set of rocks famous for holding clues to the burst of new life that reshaped Earth 500 ...

Residents were encouraged to head to higher areas to avoid washed out creeks and footbridges during the flash flood warning.

A Washington man considered to be an experienced hiker has died near the end of a 24-mile, rim-to-rim hike at Grand Canyon National Park in Arizona, officials confirmed. Dennis Smith, 74 ...

A 92-year-old man is now the oldest person on record to have conquered the Grand Canyon's 24-mile, rim-to-rim hike. Guinness World Records confirmed the feat on Tuesday, about two months after ...

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 ...

They range in size from a few dozen acres to nearly 2 million acres. The Grand Canyon Trust focuses our national monuments work in three monuments where we helped gain protections: Grand ...