Tough Mudder 2025 Michigan. If you're ready to change your life right now, here's the full u.s. If 15k doesn't seem like enough of a challenge, the infinity race is for you.

Built on a foundation of teamwork and overcoming obstacles, it’s the chance to unplug from the daily grind, experience the. Spartan brings sprint 5k and super 10k obstacle course races to michigan, with a course and obstacles designed to test newbies and elites alike.