New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

The National Park Service opened a lottery for extended self-guided rafting trips along the Colorado River in Grand Canyon ...

Something unusual is happening in the Grand Canyon—its animals are behaving in ways never seen before. From unusual ...

GRAND CANYON NATIONAL PARK, AZ (AZFamily) — People can once again enjoy a hike at Arizona’s world-famous natural wonder. The National Park Service said on Wednesday evening that inner canyon ...

GRAND CANYON NATIONAL PARK, Ariz. – A chlorine gas leak at Grand Canyon National Park’s main water supply has forced park officials to close all inner canyon corridor trails. Officials said the leak ...

Trails in Grand Canyon National Park were closed due to a chlorine gas leak. Chlorine is used as a disinfectant in the Roaring Springs area of the park. The trails have since reopened NORTH RIM ...

GRAND CANYON, AZ — Three trails at the Grand Canyon are closed until further notice. Grand Canyon National Park announced on Facebook that the Bright Angel Trail, the South Kaibab Trail ...

The utter desolation felt disorienting. In the summer, thousands flood the canyon to escape the heat, splashing in its crisp, cold waters. It is easily one of the most popular hiking destinations ...

GRAND CANYON VILLAGE, Ariz. — All inner canyon trails at the Grand Canyon reopened after a chlorine gas leak at Roaring Springs, the national park said on Thursday afternoon. The chlorine gas ...

Outdoor retailer REI has closed its Experiences business. Here's what that means for the campground it planned to open in ...

So, you can see why, when I heard of the existence of a motion picture called “Grand Theft Hamlet,” why I might jump at the chance to check it out. The movie, directed by Sam Crane and Pinny Grylls, ...