That makes it the largest wildfire currently burning in the lower 48 states — about three times the size of Washington, DC.

The wildfire—one the few to burn more than 100,000 acres this summer—is burning on the more remote North Rim 11 miles away.

Thomas Daniel Gibbs, 35, of New Jersey, went missing in the Grand Canyon days before a mega-fire was declared, remaining unaccounted for roughly a week.

Two massive wildfires burning in Arizona and Utah are doing more than scorching the landscape. They’re generating towering “fire clouds” that make firefighting nearly impossible. These towering ...

Smoke and a pyrocumulus cloud rises at sunset from the Dragon Bravo fire at the Grand Canyon as seen from Mather Point near ...