Hardrock 100 Endurance Run

Jul 12 2013 - 6:00am
The Hardrock Hundred Mile Endurance Run is an ultramarathon of 100.5 miles in length, plus 33,992 feet of climb and 33,992 feet of descent for a total elevation change of 67,984 feet, at an average elevation of over 11,000 feet. The race is held on a loop course on 4WD roads, dirt trails, and cross country in Southern Colorado's San Juan Range, USA and travels through the towns of Silverton, Ouray, and Telluride.