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13th Annual Smithsonian Magazine Photo Contest Travel
The perfect footprint

An optical illusion in the sand. Do you see it as a raised foot or as a sunken footprint? It is a footprint, but most people see it as raised. Can you see it both ways (now that you know what it is). Not everyone can do this.

Photo Detail
Date Taken: 06.2015
Date Uploaded: 08.2015
Photo Location: Georgetown, Cayman Islands
Camera: COOLPIX S630
Copyright: © Stacey Nordhues