Battersea Park, London, UK. 16th November 2013. Runners race around the track in Battersea Park as they take part in the Men's Health Survival of the Fittest adventure race. Credit: Matthew Chattle/Alamy Live News

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Photo credit: © Matthew Chattle / Alamy / Afripics
License: Licensed
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Keywords: 2013, charity, endurance, fittest, health, london, men, race, run, runners, running, survival