Miners work in solar temperatures of up to 60C heat (140F) to carve out salt blocks in the Afar Triangle in the Great Rift Valley of Ethiopia. Photo: Joel Santos/Barcroft Images.
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About 2,000 camels pass through the Afar desert (stretching for 38,000 sq miles) every day, transporting salt. No wonder that sometimes they have to take a break. Photo: Joel Santos/Barcroft Images.
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