The ferocious teeth of the Earth dragon—the sand seas of the Namibia desert as captured by South Korea's Kompsat-2 satellite. The complete photo at high definition and its description from the European Space Agency follows:
What you're looking at isn't a painting. It's not a Photoshop job or an artist's rendering. It's a photograph, taken by National Geographic's Frans Lanting, that captures the camel thorn trees of Namib-Naukluft Park at the most perfect moment imaginable.