Pikes Peak Marathon is a non-profit coordinating the Triple Crown of Running (Pikes Peak Ascent & Marathon, Garden of the Gods 10 Mile, and Summer Roundup) as well as the Barr Trail Mountain Race.
The Pikes Peak Ascent and Pikes Peak Marathon will redefine what you call running. Sure, they start out like a lot of races on Any Street, USA. But your first left turn will have you turning in the direction of up! During the next 10 miles, as you gain almost 6,000 vertical feet, your legs, lungs,