Valles Marineris in imagery captured the Mars Reconnaissance Orbiter. Global topography: NASA/GSFC CTX global mosaic: NASA/MSSS/Caltech/ CTX topography: NASA/MSSS/USGS HiRISE: NASA/U.Arizona/USGS/Amaz ...

Zion National Park to Grand Canyon road trip guide • Discover the best route, scenic stops, travel tips, and must-see ...

The far side of the Moon has its own versions of the Grand Canyon—two of them, in fact! A new study explains how these deep ...

Combine a trek through nature with outdoor yoga classes, a two-for-the-price-of-one workout, with opportunities in Los ...

With beautiful views and a short and sweet route, this might just be the most romantic hiking trail in Louisiana.

U.S. News & World Report named Grand Canyon National Park and Sedona as two of the Top ... No matter what kind of scenery you ...

Grand Canyon won its sixth straight game and avenged its last loss at Utah Valley with a defensive clinic at home that moved ...

You cross a rock slide around 2.9 miles along a particularly treacherous part of the trail. Soon after, you reach the Last Chance Mine. This mine was one of the few in the Grand Canyon that was ...

The trailhead is located at the east end of the parking lot for the North Kaibab trail, 2 miles north of the Grand Canyon Lodge on Highway 67 (note that this highway is open into the North Rim only ...