Yellowstone River Trail (southeast section) is a 30.14-mile out-and-back foot trail in Yellowstone National Park, Wyoming. It climbs 1,210 ft to a high point of 6,300 ft. Difficulty: strenuous, rated by the National Park Service.

Blacktail Deer Creek to Yellowstone River Trail · rated “strenuous hike”
Read the official NPS description
Open Yellowstone River Trail (southeast section) on Trailbound's interactive map to see the full route, the elevation profile, today's forecast and any park alerts for Yellowstone. Yellowstone has permits or reservations for some areas: see the Yellowstone page for what's needed.