The Edeyen or dune massif of Oubari with Lake Gabr' Aoun in the foreground, one of the seven lakes around which live the Daouda, people of dark complexion whose existence is one of the most miserable in the whole Sahara. Eight ridges of high, hard-to-walk dunes, some 50 kilometres, separate them from the fertile Adjal valley, which is dotted with rich oases. - Libya - 1964
