Sand dunes, Camel thorn trees (Vachellia erioloba) at the front, Sossusvlei, Namib Desert, Namib-Naukluft National Park, Namibia, Africa

Sand dunes, Camel thorn trees (Vachellia erioloba) at the front, Sossusvlei, Namib Desert, Namib-Naukluft National Park, Namibia, Africa

Sand dunes, Camel thorn trees (Vachellia erioloba) at the front, evening light, Sossusvlei, Namib Desert, Namib-Naukluft National Park, Namibia, Africa

Sand dune, Dune 45, Camel thorn trees (Vachellia erioloba) at the front, evening light, Sossusvlei, Namib Desert, Namib-Naukluft National Park, Namibia, Africa

Dead camel or giraffe thorn (Acacia erioloba) trees in front of sand dunes, Dead Vlei, Sossusvlei, Namib Desert, Namib-Naukluft National Park, Namibia, Africa

Dead camel or giraffe thorn (Acacia erioloba) trees in front of sand dunes, Dead Vlei, Sossusvlei, Namib Desert, Namib-Naukluft National Park, Namibia, Africa

Dead camel or giraffe thorn (Acacia erioloba) trees in front of sand dunes, Dead Vlei, Sossusvlei, Namib Desert, Namib-Naukluft National Park, Namibia, Africa

Dead camel or giraffe thorn (Acacia erioloba) trees in front of sand dunes, Dead Vlei, Sossusvlei, Namib Desert, Namib-Naukluft National Park, Namibia, Africa

Sign and dead camel thorns (Acacia erioloba) in front of sand dunes, Dead Vlei, Sossusvlei, Namib Desert, Namib-Naukluft National Park, Namibia, Africa

"Umbrella thorn acacia (Acacia tortilis) in front of Etosha Pan, Etosha National Park, Namibia, Africa"