[Drop13 Big Cottonwood Canyon The Drop13 Big Cottonwood Canyon is on Saturday June 14, 2025. It includes the following events: Half Marathon, Half Marathon VIP Racer, Half Marathon Slow Racers - (If you need 4 hours to finish), 5K, VIRTUAL DROP13 Race - Run on your own and get the Bib, Medal, Shirt Mailed for Free, and Pacer Half Marathon (Only by Invitation).]