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The Great Kobuk Sand Dunes, Kobuk Valley National Park

A beige expanse of sand dunes "flowing" out into the dense forest at Kobuk Valley National Park
National Park Service
Monday, November 18, 2024

The Great Kobuk Sand Dunes in Kobuk Valley National Park are the largest active sand dunes in the Arctic. Along with the smaller Little Kobuk Sand Dunes and Hunt River Sand Dunes, the Great Kobuk Sand Dunes create 30 square miles (77.7 sq km) of towering sand 35 miles (56 km) above the Arctic Circle. 

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