Grand Canyon National Park visitors are being warned about long entry lines after Trump administration layoffs hit Arizona’s ...

Everyone should visit Grand Canyon National Park for its awe-inspiring views. However, you might want to do so without your ...

From Arizona's canyons to Utah's buttes and beyond, our national parks columnist shares the most adventurous Southwest ...

Investigations are still ongoing as to what caused the man's car to go over the cliff at the South Rim of the Grand Canyon.

The body of a 20-year-old California man was recovered at the Grand Canyon National Park on Feb. 10. The National Park ...

Two such lunar canyons, Vallis Schrödinger and Vallis Planck, stretch over 270 km (168 miles) each, with depths of 2.7 km ...

Shutterstock A Grand Canyon in Upstate New York In Upstate New York, you’ll find a natural wonder that matches the beauty of America’s most famous canyons. Letchworth State Park covers over 14,000 ...

With 22 national parks and monuments to its name, Arizona boasts some of the most astonishing landscapes in the country, from the Grand Canyon to the towering buttes of Monument ...

The lunar canyons Vallis Schrödinger and Vallis Planck are extraordinarily deep, and scientists now know the valleys were carved by bullet-fast moon rocks.

The final stretch sees the trucks take U.S. Highway 191 north into Utah. All shipments of uranium ... land and broken plateaus bordering the western edge of the Grand Canyon’s south rim. Supai, their ...

The trailhead is located at the east end of the parking lot for the North Kaibab trail, 2 miles north of the Grand Canyon Lodge on Highway 67 (note that this highway is open into the North Rim only ...