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Caravan of Camels
Photo: Caravan of camels travel amongst the dunes and palm trees of the Sahara
WALLPAPER
Tracing a centuries-old route, a caravan of adventurers plies a 1,500-mile (2,414-kilometer) trail through the heart of the sprawling Sahara. The Sahara covers some 8 percent of Earth's land area.
Photograph by Carsten Peter

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