The PA Wilds Conservation Shop at the edge of the PA Grand Canyon at Leonard Harrison State Park will close for the winter season, with its last day open being ...

The Grand Canyon of Pennsylvania is a destination for time travel - a place to explore history on both geologic and human scales. Once this was the shoreline of a wide, shallow sea, where giant mosses ...

Two wildfires in Northern Arizona, sparked from lightning, have burned at least 60,000 acres in a little over a week — and, while firefighters work around the clock trying to contain the fires, ...

A New Jersey man has been missing for about a week as a "mega-fire" ravages the Grand Canyon National Park. Thomas Daniel Gibbs, 35, of Freehold, New Jersey, was last heard from by his friends and ...

GRAND CANYON NATIONAL PARK, Ariz. (KPHO/Gray News) - A wildfire in northern Arizona has grown thousands of acres in just a few days as firefighters continue to work to regain containment. The Dragon ...

Hundreds of tourists meander around Mather Point on the South Rim of Grand Canyon National Park, snapping selfies, shooting videos and taking in one of the most awe-inspiring views in the world. The ...

Researchers have found a link between two geological events in iconic locations of the U.S. Southwest that scientists previously didn't think had anything to do with each other. The ancient meteor ...