These colorful sequences of rock tell a story of geologic upheaval.
Published Jan 25, 2017
Westerly winds from the Atlantic Ocean carry moisture into the region, but the Atlas Mountains act as a weather barrier between coastal grasslands and wetlands and the Sahara Desert.
Published Mar 17, 2019
Acquired November 13, 2002, this false-color image shows part of the Ouachita Mountains in southeastern Oklahoma.
Published Oct 24, 2010
The Anti-Atlas Mountains of northern Africa and the nearby Atlas mountains were created by the prolonged collision of the African and Eurasian tectonic plates, beginning about 80 million years ago.
Published Feb 10, 2002
The red and orange tones of autumn had faded to brown in the mountains of New York and Vermont when this true color image was taken on November 8, 2009. The contrast between the green and gold valleys and brown mountains help reveal the unique geography of the region.
Published Nov 14, 2009
This photo-like image paints a picture of the movement of air and weather over the Ural Mountains in southern Russia, with the western mountains covered with snow and the eastern plain dry. The image also illustrates the influence of the mountains on cloud formations.
Published Nov 21, 2008
Like islands of stone surrounded by a sea of sand, the Aïr Mountains sustain a vibrant pocket of life in the Sahara.
Published Dec 4, 2013
The melting of stagnant, buried glaciers left North Dakota’s Turtle Mountains pockmarked with depressions that became ponds and lakes.
Published Aug 16, 2015
Among the oldest mountains in the world, the Appalachian chain is now relatively low but visually striking.
Published Jan 7, 2013
The Aïr Mountains stand out, aesthetically and geologically, from the surrounding low-lying plains to support unique wildlife.
Published Dec 22, 2018
Geologically young, dark lava flows stand out from older, lighter rocks and the sands of the central Sahara.
Published Jan 5, 2020
The “Mountain of Sulfur” rises from the desert in north-central Iran.
Published Sep 26, 2015
The mountains around the town of Barberton, South Africa, are rich in both history and prehistory. Referred to as the Barberton Greenstone, these mountains derive their name from their greenish hue, and they comprise what may be the world’s best-known greenstone belt.
Published Nov 23, 2008
Acquired July 27, 2001, this natural-color image shows part of Wadi Rum, a protected desert landscape in Jordan.
Published Apr 3, 2011
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