Middle St. Vrain
Lyons, Colorado
Situated above the Poudre Canyon in the Arapaho National Forest, Kelly Flats is a scenic, rugged, and challenging 4x4 trail offering steep ascents and descents, rock obstacles, water crossings, lush meadows, and picturesque mountain views. This trail can prove unnerving for beginning off-road drivers, as well as challenge even the most seasoned veteran. Gather your buddies, grab your recovery gear, and head out to this extremely popular trail.