The Grand Canyon was formed with the shifting of tectonic plates, which lifted layers of rock into a high and relatively flat ...

Heavy winds that swept through Black Canyon of the Gunnison National Park on Sunday night started “rapid fire spread” after a ...

The Dragon Bravo Fire burning inside Grand Canyon National Park has destroyed dozens of structures, including a beloved and ...

The White Sage and Dragon Bravo wildfires in Arizona have together burnt more than 40,000 acres and destroyed the historic ...

Parts of Grand Canyon National Park remained closed to the public Sunday because of wildfires and the release of chlorine gas ...

Additional plumes of smoke from Canada's active wildfires prompt officials to issue a statewide air quality alert on July 14.

The Dragon Bravo Fire has destroyed dozens of structures and a water treatment facility, and the White Sage Fire, located in ...

Five wildfires are burning on thousands of acres in western Colorado, including one that crossed into the state from Utah, ...

Wildfires have forced evacuations for visitors and staff at two national parks — Gunnison and the Grand Canyon — in the U.S.

Grand Canyon National Park's North Rim was evacuated and will remain closed for the rest of the season because of the Arizona ...

The North Rim was evacuated Thursday because of wildfire and will remain closed for the rest of the season, the park said in ...

The fire destroyed about 70 structures at the North Rim, including a water treatment facility causing a chlorine gas leak.