Sahara Desert is one of the world's largest & driest deserts. Located in northern Africa, the Sahara Desert is encompassed by several countries. - The Sahara is the world's largest hot desert & third largest desert, after Antarctica & the Arctic.
Photographer Paul Nicklen :: Huge footprints reveal a polar bear’s path on Svalbard, Norway’s Arctic archipelago. Fur grows even on the bottom of a bear’s paws, protecting against cold and providing a good grip on ice.