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Buffalo Field Office


The Buffalo Field Office has several designated non-motorized trails, mostly located in the southern Bighorns. Please remember to take water, snacks and emergency provisions if you decide to hit the trail!

GardnerTrail Map.
Gardner Mountain Foot and Horse Trail

This seven mile long trail is open to hikers and horseback riders. The route ambles through a mountain meadow and then follows a ridgeline overlooking the Gardner Mountain Wilderness Study Area. Please respect private property boundary signs.

The trail is accessed via WY-191/Mayoworth-Slip Road north of Kaycee. Take WY-191 west from Kaycee to the community of Mayoworth. Fork left onto Slip Road and continue 6.7 miles up a series of switchbacks. Turn left and head downhill to the parking area.

Hole in the Wall Trail Map.
Hole-in-the-Wall Foot Trail

The Hole-in-the-Wall trail winds through the picturesque Red Wall country, slowly gaining elevation as it approaches the notch affectionately known as “the Hole”. The trail is marked with brown fiberglass posts. Please note that the trail does intersect two 2-track roads, it crosses the first and then turns left, following the second road north for approximately a quarter mile and then turns east and continues up to a notch in the Red Wall.

From I-25 take Exit 249 TTT Road. Turn east onto TTT Road. Travel approximately 0.5 miles to a sharp bend in the road, the road continuing on in front of you will be marked as private. Turn right onto TTT Road- you will see a sign marked "Hole in the Wall 40 Miles". Continue 11 miles to another sharp right and follow TTT Road an additional 3.3 miles to its intersection with Willow Creek Road. Turn right onto Willow Creek Road/NC 111 and follow for 5.6 miles to an intersection at Natrona County 111 Alternate. Take a right and continue 3.8 miles toward Willow Creek Ranch. Continue to the right, following Willow Creek Road another 6.1 miles to its intersection with Natrona County 105. NC 105 is a 4WD unmaintained road suitable only for high clearance vehicles under dry conditions. There are several gates along the road, please remember to leave gates as you find them.

Outlaw Cave Trail Map.
Outlaw Cave Trail

The Outlaw Cave Trail provides access to the Middle Fork Powder River from the Outlaw Cave Campground. The trail descends steeply into Middle Fork Canyon, dropping nearly 1,000 feet in elevation before intersecting the river just opposite the infamous Outlaw Cave.

From Kaycee, Wyoming, take Wyoming Highway 190 about 15 miles to Barnum. Follow the Bar C Road approximately 4 miles south. This road is an improved all-weather access road and travels directly through the headquarters of the Hole-in-the-Wall ranch. Please respect private property rights and all posted signs. The road will continue west another 2 miles past the boundary to the Middle Fork Management area and is graded to the first fishing access. The road becomes quite rough past this point (high-clearance vehicles recommended) as it travels an additional 2 miles to the Outlaw Cave campground on the rimrock of the Middle Fork of the Powder River Canyon. The trail begins at the entrance to the campground.

Miller Trail Map.
Miller Trail

The Miller Trail, located within the Ed O. Taylor Wildlife Management Area, provides access to the Middle Fork Powder River. This challenging trail includes a steep descent which rewards hikers with the opportunity to fish in a beautiful primitive backcountry setting.

To get there: Follow directions to Outlaw Cave Campground. From the campground, continue west nearly 4 miles to the first intersection within the Ed O. Taylor WMA. Follow the “Fishing Access” signs west, then north toward the Bachaus Creek Overlook. The Miller Trail is marked with a carsonite sign.

Petrified Tree Loop Trail Map.
Petrified Tree Interpretive Loop

Located near the city of Buffalo, this easy 0.75 mile loop trail winds through the remnants of a petrified forest.

To access the area, take Interstate 90 east from Buffalo approximately 7 miles to the Red Hills/Tipperary Road (Exit 65). Cross under the interstate and head northeast on Tipperary Road for 6 miles to the Petrified Tree access road, directly across the road from a ranch house. This two-track will cross a cattle guard and continue about 0.6 miles to the parking area. The road to this area is a graveled all-weather road, but snow drifts are common in the winter months.

Poison Creek Trail Map.
Poison Creek Trail

**Note: The Poison Creek Trail is currently in a state of deferred maintenance. A map and compass or GPS unit is recommended for visitors.

The two mile long Poison Creek Trail ambles through mountain meadows before descending steeply to Poison Creek.

Getting there: From Buffalo, take Highway 16 West to Hazelton Road. Turn south onto Hazelton Road and travel approximately 0.7 miles, then turn left onto Billy Creek Road. Continue on Billy Creek Road approximately 6.9 miles to the Poison Creek Trailhead.