Photo of the Day

Sun setting behind sand dunes
October 29, 2011

Great Kobuk Sand Dunes, Alaska

This Month in Photo of the Day: Photos From New National Geographic Books

The sun sets on northwest Alaska’s Great Kobuk Sand Dunes, through which humans passed during the last ice age, 10,000 years ago, according to artifacts found here.

(From the National Geographic book Hidden Alaska by Michael Melford)

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Photograph by Michael Melford, National Geographic

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