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11th Annual Smithsonian Magazine Photo Contest People
How "Alien signs" were actually made - Rocks on rocks on rocks.

How "Alien signs" were actually made - Rocks on rocks on rocks.

Photo Detail
Date Taken: 08.2013
Date Uploaded: 11.2013
Photo Location:
Camera: NIKON D3100
Copyright: © Nandnalin Sirihorachai