Horseshoe Bend, Glen Canyon, Lake Powell, Page My Arizona adventure continued up north – starting from Tucson, through Sedona ...

Alstrom Point guide • Discover Alstrom Point, Utah: the best overlook of Lake Powell • Learn how to get there, the best route ...

Scientists say Vallis Schrödinger and Vallis Planck—dramatic trenches near the lunar south pole—were carved in a blast that ...

Glen Canyon is famous as part of a system of spectacular scenic canyons on the Colorado River. But when the Glen Canyon Dam ...

The National Park Conservation Association has identified 13 national monuments it considers at risk after a recent Interior Department order.

Tucked into the southwest corner of the United States, Arizona offers something for every type of traveler. Some standout highlights include the Grand Canyon, the Wild West town of Tombstone and the ...

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object ...