Same Epic Venue, New Course

With challenging terrain and brand-spankin new obstacles from the minds of our twisted course designers, Tough Mudder Colorado Presented by Merrell is one unforgettable venue.. Boasting the largest elevation changes in North America, it’s one of the most intense courses you’ll run in 2016.

10 -12 miles, 20+ Obstacles – New Obstacles for 2016

Start training now, if the epic views don’t take your breath away, being set at over 8,000 feet in elevation might.