The 1.2 million-acre park spans the scenic desert landscape from bottom of Canyonlands National Park to the tip of Grand Canyon National Park, including buttes, cliffs, canyons, and mesas. The park ...

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

From Grand Canyon to Petrified Forest to Saguaro National Park, here are the best things to do in Arizona's most beautiful places.

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

Lake Powell has shimmered between red canyon walls along the Arizona-Utah border since Glen Canyon Dam was completed in the 1960s. Environmental activists, who have long urged federal officials to ...

Glen Canyon is famous as part of a system of spectacular scenic canyons on the Colorado River. But when the Glen Canyon Dam ...

the “Toilet Bowl” — was a favorite of visitors to Glen Canyon National Recreation Area in northern Arizona and southern Utah.

The National Park Service issued a new rule for off-road vehicle (ORV) use at the Glen Canyon National Recreation Area. The rule prohibits the use of ORVs and street-legal all-terrain vehicles ...