Depending on how you look at this image, it's either a striking view of Western Sahara or a cartoon mountain backed by blue sky and shrouded in cloud.
Obviously, it's the former, but the latter really appeals to the child in me. The photographs was actually taken by Expedition 40 Commander Steve Swanson on May 23 from the International Space Station. "Western Sahara -- the contrast between the sand and the water is spectacular from here," he explained. [NASA]