#53543: Ripples on the Sand Dune Surface

The surface of the sand dunes are constantly changing due to wind and weather.
Public Domain. Photo from National Park Service
Download Original (960 x 1280 pixels, 217.4 KB)
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The surface of the sand dunes are constantly changing due to wind and weather.
Public Domain. Photo from National Park Service
Download Original (960 x 1280 pixels, 217.4 KB)