Chimneys is a 15.1-mile out-and-back foot trail in Big Bend National Park, Texas. It climbs 427 ft to a high point of 3,177 ft. Difficulty: strenuous, from the NPS hiking-rating formula.
Open Chimneys on Trailbound's interactive map to see the full route, the elevation profile, today's forecast and any park alerts for Big Bend. Big Bend has permits or reservations for some areas: see the Big Bend page for what's needed.