Just a few hours from both Tucson and Phoenix is a remote, true-blue desert oasis between the Galiuro and Santa Teresa Mountains: the Aravaipa Canyon Wilderness.

The blaze broke out at around 5 p.m. in the San Timoteo Canyon near Redlands, according to Riverside County firefighters.

For years, the Grand Canyon Lodge welcomed the hardy visitors who trekked to the North Rim. Its replacement will do the same.

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.

A scenic Bay Area hiking trail touted as “one of the best in Marin County” with its legendary 14-step redwood ladder is closed until further notice because of “unsafe” conditions.

Monroe Canyon Fire activity has "quickly increased" because of the "record-breaking low fuel moistures" in the area, federal firefighters wrote in their Wednesday report.

Back-to-back earthquakes hit the Southern California area less than a minute apart Monday, July 28, the U.S. Geological Survey reported.

Many manhunts end quickly, but the man accused of killing four people in rural Montana appears to have disappeared into the kind of wilderness that helps elude pursuers.

Stymied by treacherous terrain and untamed wilderness, authorities are struggling to find an Army veteran suspected of killing four people at a Montana bar. But the difficult landscape isn’t the ...