In this secluded paradise, mail still arrives by mule, turquoise cascades tumble into travertine pools, and time flows at the ...

The resulting Nankoweap landslide would have dumped enormous limestone boulders into the river corridor, creating a temporary ...

ALBUQUERQUE, N.M. (AP) — U.S. land managers are racing the clock as hotter, drier weather raises the risk of wildfires in the ...

Here is what happened to the Grand Canyon Lodge and what is the latest: Two wildfires, the White Sage Fire and the Dragon ...

A meteorite that struck near Winslow, Arizona, about 56,000 years ago may have triggered a massive landslide in the Grand ...

The Dragon Bravo Fire in Arizona has destroyed dozens of structures and a water treatment facility on the Grand Canyon's ...

Arizona groundwater is a lifeline that sustains cities, tribal communities, farms, and plants and animals. Learn the basics.

A wildfire along the Grand Canyon’s North Rim grew rapidly over the weekend and destroyed a historic lodge and visitors ...

The visitor center and a wastewater treatment plant were among the 50 to 80 structures lost, the park superintendent said.

The Grand Canyon is vast, covering 1,218,375 acres and 1,904 square miles across Arizona. Here's what to know.

A wildfire that tore through a historic Grand Canyon lodge and raged out of control Monday had been allowed to burn for days ...

Two separate cases of zoonotic diseases, hantavirus and rabies, were confirmed at Grand Canyon National Park. A park employee ...