COLORADO Great Sand Dunes National Monument tallest sand dunes in North America 700 feet high people stand along river in distan

COLORADO Great Sand Dunes National Monument sand dunes tallest in North America Medano Creek at base of dunes two people silhouetted

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Photo credit: © Kim Karpeles / Alamy / Afripics
License: Licensed
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Keywords: beautiful, beauty, horizontal, nature, outdoors, people, river, sandy, scenic, silhouette, usa, water, west