Montana
DifficultPTarmigan Tunnel Road — Many Glacier to Belly River via Swiftcurrent Ridge
Glacier's forgotten back door into Belly River.
Trail Type: Technical 4x4
Montana
DifficultLonesome Lake Road — Bob Marshall Wilderness South Fork Approach via Benchmark
Grizzly country ridgeline above the Swan Valley.
USA
DifficultComb Ridge to Butler Wash Ruins — Bears Ears Cedar Mesa Backcountry Circuit
Ancient ruins on a razor-edge ridge road.
Colorado
DifficultWeston Pass Road — South Park to Arkansas River Valley via Historic Mining Divide
Silver-era freight road over a forgotten divide.
Nevada
DifficultCalico Mountains Wilderness Loop — Black Rock Desert Rim to High Rock Canyon
Volcanic walls, playa dust, and zero cell bars.
Colorado
DifficultLonesome Lake Trail — Bob Marshall Wilderness South Fork Approach via Benchmark
Engineer Pass: where the shelf road gets serious.
Arizona
ModerateSchnebly Hill Road — Sedona’s Red Rock Rim to Interstate 17 via Munds Mountain
Sedona's red rock back door to the Rim.
California
DifficultWaypoint to Wildrose Peak — Death Valley’s Charcoal Kilns and Panamint Crest Road
Kilns, crest, and Death Valley solitude.
Arizona
DifficultSawmill Canyon to Mount Lemmon — Santa Catalina Mountains Back Road
Desert floor to pine summit the hard way.
Colorado
DifficultCinnamon Pass Road — Lake City to Silverton via the Alpine Loop
12,620 feet of raw San Juan shelf road.