Participants of the "Marathon des Sables" trek 28 March 2007, 350 km south of Ouarzazate, during the fouth stage of the 22nd edition of the marathon....
Bogie Dumitrescu rests on the ground, trying to catch his breath, as run director Dale Garland, left), stands over him with his finishing medal at...
Everest Base Camp, NEPAL: Marathon runners run under a banner at the start of the 'Everest Hillary Marathon' at Everest Base Camp, 29 May 2006 Over...
The Barkley Marathon. Here, the legs of Jim Nelson are cut and bleeding from the thorns of the sawbreyer bushes throughout the course. Photographed...
Ultra rider Anton Krupicka, taking part in the 11th edition the Ultra Trial race, walks in Notre Dame de la Gorge, during the 168 km race around the...
Team Mila Finland competes in the Patagonian Expedition Race, in the southern Chilean Patagonia, near Punta Dungenes on February 16, 2016. This...
Runners pass a heat danger warning sign during the AdventurCORPS Badwater 135 ultra-marathon race on July 15, 2013 in Death Valley National Park,...
Triathletes swim towards the shore as they compete at the Norseman xtreme triathlon in Eidfjord, Norway on August 3, 2013. The Norseman xtreme...
