Where on Earth?
Ubari, Libya
GPS Coordinates: 26°35′N 12°46′E
Picture the vast Sahara Desert and one thing more than any other springs to mind: sand. Thousands and thousands of miles of sand… sand dunes, sand storms, sand people – and not a whole lot else. But parts of the Sahara are blessed with water: ancient cave art depicts swimmers and waves and, thanks to the geography of North Africa, huge areas could one day be transformed into…