Mystery Mountain Marathon & 12-Miler

The Mystery Mountain Marathon & 12-Miler is an annual trail running event held at Fort Mountain State Park near Chatsworth, Georgia. The race offers two distances: a challenging marathon with approximately 5,500 feet of elevation gain and a 12-mile trail run. Participants traverse rugged single-track, mountain bike, and horse trails, enjoying stunning panoramic views of fall foliage and the historic rock wall atop Fort Mountain.

The event emphasizes a friendly, low-key atmosphere, culminating in a lakeside celebration. Located about 90 miles north of Atlanta, the race attracts trail runners seeking a scenic yet demanding mountain course. Visit the organization's website for the most recent information.