Fortress Arch is a 1.02-mile out-and-back foot trail in Canyonlands National Park, Utah. It climbs 45 ft to a high point of 5,366 ft. Difficulty: easy, from the NPS hiking-rating formula.
Open Fortress Arch on Trailbound's interactive map to see the full route, the elevation profile, today's forecast and any park alerts for Canyonlands. Canyonlands has permits or reservations for some areas: see the Canyonlands page for what's needed.