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Folds of the Bighorn Basin
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Published October 17, 2021
Red rocks and complex geology are distinctive features of this physiographic region in Wyoming and Montana.
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Auroras Announce the Solar Cycle
Published October 14, 2021
The 25th cycle is underway, and it brings more frequent opportunities to see the northern lights and southern lights.
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Eruption Continues at La Palma
Published October 9, 2021
Cumbre Vieja volcano is making its presence felt from above and below.
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The Fish Farms of Hainan Island
The southern coasts of this Chinese island are lined with tropical beaches, while the inner bays are lined with floating fishing villages.
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Hurricane Sam
Published October 1, 2021
The category-4 storm spun over the Atlantic Ocean, accompanied by Tropical Storm Victor and Saharan dust to the southeast.
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Lakes Pueyrredón and Posadas
Published October 3, 2021
Glacial ice, rivers, and fierce winds have sculpted two spectacular lakes and several deltas in this part of Patagonia.
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Cumbre Vieja Lights Up the Night
Published September 24, 2021
An astronaut photograph shows the proximity of a volcanic eruption to nearby cities on the Spanish island of La Palma.
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A Moving and Falling Target
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Published September 26, 2021
Shadows accentuate the depth of the canyon that the Niagara River has carved over the past 12,000 years.
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Noirmoutier, France
Published September 19, 2021
The small tidal island provides a bounty of oysters and salt.
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A Meeting of Ice and Dunes
Published September 13, 2021
Shadows accentuate the topography in and around Ulaagchinii Khar Nuur in Mongolia.
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Spotlight on the Galápagos Islands
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Published September 5, 2021
Sunglint helps tease out features that are not often visible.
The Paraná Megafan
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Published August 29, 2021
Though 36 years old, this photo remains one of the best for demonstrating vast inland delta landscapes.
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