Slot canyons and the world's longest natural arch are among the geologic features found at this park in southwestern Utah.
Published Jun 19, 2016
Parts of the Glen Canyon that John Wesley Powell explored in 1869 have been submerged by Lake Powell.
Published Oct 16, 2016
Winter weather has helped sculpt the natural amphitheaters and hoodoos found at Utah’s Bryce Canyon.
Published Apr 1, 2017
The Gunnison is forced to stay on this beaten path, unable to leave the valley.
Published Dec 17, 2016
This natural-color image of Hells Canyon was captured by NASA’s Landsat-7 satellite on September 19, 2002. The image shows the northern part of the canyon, where the Imnaha River joins the Snake River.
Published Mar 8, 2009
A rare weather event gives Grand Canyon visitors a walk in the clouds.
Published Dec 6, 2013
You can almost sense the invisible tectonic forces within the Earth when you look at this geological icon from space.
Published Apr 14, 2014
The park sits at the eastern edge of the Paunsaugant Plateau, and the ridgeline offers stunning views across southern Utah.
Published Jun 25, 2006
The Grand Canyon is one of the best known natural wonders on Earth, but astronauts see very different patterns compared with the iconic ground-based views.
Published Mar 10, 2019
Black Canyon of the Gunnison National Park is a small park that encompasses the steep-walled canyons of the Gunnison River, which drains snowmelt from the Rocky Mountains in western Colorado.
Published Oct 2, 2005
The park encompasses about 37,000 hectares of the Sonora Desert.
Published Jul 24, 2005
The geology of the Grand Canyon has amazed visitors since John Wesley Powell first navigated the Colorado River in 1869. Now the Landsat Data Continuity Mission (LDCM) offers a new view of the gorge.
Published Apr 20, 2013
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