5. Titlow Mud Run
Get grimy at this annual endurance race, a grueling two-mile course where participants are forced to leap blazing fires, climb logs, and drag their bellies through dirty sludge. Special prizes are awarded to the muddiest racer at the finish line.
Sun Mar 23 noon. Titlow Park, 8425 6th Ave., Tacoma 98406 (253-305-1022) $25