Hardrock 100 miles

If you’re a trail runner dreaming of an extremely tough and different race, then the Hardrock is the one for you. It may even quickly surpass your wildest dreams, in view of the challenges posed by the route’s 33,992 feet of climb. First held in 1992, this legendary race follows a loop starting in Silverston, Colorado (USA). It is dedicated to the memory of the region’s miners, who made most of the paths used in the race. The toughest challenge is undoubtedly the average alti