Millions of people across the United States have been issued safety warnings amid concerns over very high temperatures.

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

A wind-whipped wildfire has reduced the nearly century-old Grand Canyon Lodge in far northern Arizona to a skeletal ruin, ...

Nearly 5 million people visited the Grand Canyon last year, from day trippers and campers to people sleeping overnight in ...

The Grand Canyon Lodge in far northern Arizona that was an elusive getaway for nearly a century has been destroyed by a ...

The Dragon Bravo fire has burned more than 5,000 acres and destroyed numerous historic Grand Canyon structures.

The fire destroyed 50-80 structures at the North Rim, including a water treatment facility causing a chlorine gas leak.

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

The White Sage and Dragon Bravo fires in Arizona have recently caused closures and evacuations by the Grand Canyon.

Grand Canyon among US national parks evacuated due to wildfires - Visitors and staff at two national parks in the U.S. West ...

Arizona's "Crash Facts" report shows an upward trajectory in the number of traffic collisions involved pedestrians and ...