A network of dry river beds lies beneath the Sahara Desert; one that science has only recently discovered. A team of geologists, sand boarders and adventurers cross the desert to look for clues on how a lush savanna became one of earth's ...See moreA network of dry river beds lies beneath the Sahara Desert; one that science has only recently discovered. A team of geologists, sand boarders and adventurers cross the desert to look for clues on how a lush savanna became one of earth's driest places. Written by
Anonymous
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