In-N-Out Tough Mudder Challenge

The In-N-Out Tough Mudder Challenge is a mud-filled obstacle course held at Bear Mountain Resort in Big Bear Lake, California, from September 5-7, 2025. Participants can choose between a 5K or 10K race, featuring over 12 to 20 obstacles designed to test endurance, strength, and teamwork. The event benefits the Slave 2 Nothing Foundation, supporting efforts against substance abuse and human trafficking.

Attendees can register as individuals or teams, with options for spectators and VIP viewing. The event includes finisher rewards, food, and opportunities for fundraising, all aimed at promoting community support and awareness for important social causes. Visit the organization's website for the most recent information.