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Obstacle Course Race
Tough Mudder Los Angeles 2025
Glen Helen Raceway San Bernardino, CA, United StatesTough Mudder returns to Southern California in 2025, bringing its rugged obstacle course challenge to Glen Helen Raceway.
Big Bear Spartan Race
Big Bear Mountain Resort 880 Summit Blvd, Big Bear Lake, CA, United StatesThe Big Bear Spartan Race will take place at the Snow Summit in Big Bear Lake, CA.