Montana
ModerateRimrock Road — Breaks of the Missouri Backcountry via Blaine County
Lewis and Clark's river, from the top down.
Surface: Dirt
USA
DifficultThorofare Road — Yellowstone’s Most Remote Backcountry Drive via Bridger-Teton
Edge of the lower 48's last true wilderness.
New Mexico
DifficultZuni-Acoma Trail Road — El Malpais Lava Field Crossing via Grants
Frozen lava and ancient trails under open sky.
Nevada
ModerateBunker Hill Road to White Pine Creek — Snake Range Remote Backcountry
Bristlecone country and mining ghosts above Great Basin.
USA
ExpertNaches Trail — Cascades Wagon Road to American River Canyon
The wagon road over the Cascades that still earns respect.
Colorado
ModerateFlattop Mountain Road — Uncompahgre Plateau High Country Traverse
80 miles of mesa-top solitude above canyon country.
Montana
ModerateLonesome Pine Road — Bob Marshall Wilderness South Fork Approach via Benchmark
Gateway gravel into the heart of the Bob Marshall.
Texas
ExpertCerro Castellan to Solitario Overlook — Big Bend Backcountry West Road via Fresno Canyon
Volcanic caldera country at the edge of the known.
Alaska
DifficultNome Creek Road — White Mountains National Recreation Area Arctic Loop
Subarctic tundra loop with real Alaska teeth.
Texas
DifficultBackcountry Byway — Big Bend Ranch State Park River Road
Rio Grande canyon country, no guardrails.