Yellowstone NP, WY – The Upper Gallatin River Valley is accessed along Bighorn Pass Trail in the northwest section of Yellowstone National Park. From West Yellowstone, head north to between mile markers 20 and 21 and turn east onto the unpaved access road to the... Yellowstone NP, WY – The western portion of the Mary Mountain Trail travels along the scenic Nez Perce Creek. The entire Mary Mountain Trail travels 20 miles from the Old Faithful-Madison Road to the Canyon-Lake Road. This is a long shuttle hike with no option... Yellowstone NP, WY – Fawn Pass and Fan Creek Trails are located in the northwest corner of Yellowstone National Park. The Fawn Pass Trailhead is reached by traveling north from West Yellowstone on US 191 until just before the milepost 22. Watch for a sign... Yellowstone NP, WY – The Pebble Creek Trail travels 12 miles from the Warm Creek Trailhead located 1.5 miles west of the Northeast Entrance Station to the Pebble Creek Trailhead located near the Pebble Creek Campground on the Northeast Entrance Road. We opted to... Yellowstone NP, WY – Rescue Creek Trail is an 8 mile (one way) route that travels from the Blacktail Creek Trailhead on the Mammoth-Tower Road to the Rescue Creek Trailhead located at the pedestrian bridge over the Gardner River located on the North Entrance... Yellowstone NP, WY – Gneiss Creek is a 14 mile trail that travels between US Route 191 north of West Yellowstone to the Seven Mile Bridge. The Seven Mile Bridge is the first large bridge over the Madison River on the West Entrance Road traveling into...