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2013 Sports Authority Rock 'n' Roll Denver Marathon & 1/2 Marathon 2013 Sports Authority Rock 'n' Roll Denver Marathon & 1/2 Marathon


Registration for 2013 Sports Authority Rock 'n' Roll Denver Marathon & 1/2 Marathon - October 20, 2013 is currently closed

The official registration dates are from Monday, September 24, 2012 4:10 PM to Monday, October 14, 2013 2:59 AM EST.