The Frozen Otter Ultra Trek is by far one of the toughest races in the Midwest and with roughly a 20% completion rate, possibly the country.
Fat Otter Adventure Sports
Fat Otter Adventure Sports has been providing quality adventure races, training events, and group outings since 2006. Whether your passion is for running, paddling, orienteering, mountain biking, climbing, or even simple camping, we have an outing or event for you. Check out our events section to see what's coming up!