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

Rraft through challenging whitewater rapids or hike along awe-inspiring cliffs with incredible views at this under-the-radar ...

The proposed Tusayan development would build a giant mega-resort that threatens groundwater just outside Grand Canyon ...

Groundwater is life in Arizona. Find out how we’re helping Grand Canyon communities manage their limited water supplies.

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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 ...

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 occurred at Roaring Springs, a large ...

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 ...

They add that cylinders of chlorine gas are routinely flown into Roaring Springs for the treatment process. For updates on when the trails will reopen, visit the Grand Canyon National Park's website.

A plan for a new open space in Colorado Springs is to be unveiled at an upcoming ... any and all interested in the future of Fishers Canyon Open Space. A meeting in November posed two ...

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 ...