Competitors take the start of the fifth stage of the 26rd edition of the "Marathon des Sables", in the valley of Rich Merzoug, on april 8, 2011, one day before the arrival, some 300 Kilometers, South ... more 
Competitors take the start of the fifth stage of the 26rd edition of the "Marathon des Sables", in the valley of Rich Merzoug, on april 8, 2011, one day before the arrival, some 300 Kilometers, South of Ouarzazate in Morocco. The Desert Marathon is considered as the hardest in the World. 849 participants had to walk all along the 150 miles (250 Kms) during 7 days but only 814 took part in the race to day. AFP PHOTO/ PIERRE VERDY (Photo credit should read PIERRE VERDY/AFP/Getty Images) less 
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Getty Images | Photo By PIERRE VERDY / AFP/Getty Images
Fri, Apr 8, 2011 3:36 PM EDT