9 Extreme Fitness Challenges to Try in 2012

These races are anything but run-of-the-mill. Test your athletic skills (and have some fun!) at one of these unique events

December 22, 2011

Courtesy of Metro Dash
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Have you had your fill of humdrum 5-Ks? Are you already bored with mud runs? Then you'll want to scope out these nine races, which up the ante with imaginative challenges, spectacular scenery, and extra-tough obstacles. (Search: What are the most challenging races in the world?) Whether you want to put your strength to the test with Navy Seal--type trials, race up a mountain, or outrun zombies, read on to discover plenty of exciting races to add to your 2012 bucket list.

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