The Ultimate Extreme Events

    We reveal the most grueling endeavors that test competitors’ speed and stamina to the breaking point and beyond.
    By MSN Contributor Hugh Wilson
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    KeystoneUSA-ZUMA/Rex FeaturesDeeDee Jonrowe leaves the checkpoint in NikolaiSipa Press/Rex FeaturesActor Patrick Dempsey, in a 81 Ferrari F430 GT, Team Advanced Engineering during the 77th running of the Le Mans 24 Hour race at the Circuit des 24 Heures du MansAndre Seale/SplashdownDirect/Rex FeaturesMark Cockbain, an engineer from East Hunsbury, Britain, competing in the Badwater Ultramarathon. Runners cover 135 miles from Death Valley to Mt. Whitney in temperatures up to 55 degrees celsius.Image Broker/Rex FeaturesMotocross rider
    Canadian Press/Rex FeaturesA competitor is seen making their way through some of the obstacles in the Tough Mudder adventure race which had some 16, 000 participants enterImage Broker/Rex FeaturesMountain bikingSipa Press/Rex FeaturesBritish skipper Alex Thomson in the Hugo Boss monohull. 30 skippers aboard monohulls are competing in this event, held every four yearsNigel Howard/Rex FeaturesThe window on a Virgin Atlantic flight from London to Los Angeles at 38,000 looking down on the glaciers of Greenland
    IN SEARCH OF INCREDIBLE