Panoramic view of sand dunes in desert, Sossusvlei, Namib Desert, Namibia

High angle view of desert, Tsauchab, Namib Desert, Namibia

High angle view of sand dunes in desert, Sossusvlei, Namib Desert, Namibia

Sand dune in desert, Dune 45, Sossusvlei, Namib Desert, Namibia

Panoramic view of a mountain range, Sinai, Egypt

Panoramic view of desert, Egypt

Panoramic view of desert, Merzouga Desert, Morocco

Panoramic view of desert, Siwa Oasis, Libyan Desert, Egypt

Sunset at Sesriem in Naukluft Park, Namib Desert, Namibia

Dead Vlei in Naukluft National Park, Namib Desert, Namibia, panorama

Red sand dunes in desert, Sossusvlei, Namib-Naukluft National Park, Namibia

Sand dunes in desert, Namib-Naukluft National Park, Namib Desert, Namibia

Sand dunes and Acacia at Sossusvlei in Naukluft National Park, Namib Desert, Namibia

Red sand dune and Acacia tree at Sossusvlei in Naukluft National Park, Namib Desert, Namibia

Red sand dune and Acacia tree at Sossusvlei in Naukluft National Park, Namib Desert, Namibia

Red sand dune and Acacia trees at Sossusvlei in Naukluft National Park, Namib Desert, Namibia

Panoramic view of sand dunes, China

Panoramic view of desert, Namib Desert, Namibia