January 21, 2012

Lake Assal, Djibouti

Photograph by George Steinmetz, National Geographic

This Month in Photo of the Day: Travel Photos

Djibouti's Lake Assal is one of the world's saltiest lakes. Intense heat and strong winds fuel rapid evaporation, leaving a bathtub ring of minerals around the lake's shore.

See more pictures from the January 2012 feature story "The Salt and the Earth."

See more pictures of geological formations »
See more pictures of water patterns »


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