Argentina
DifficultPaso Agua Negra — Vicuña to Rivadavia via the Dry Andes High Desert Crossing
4,765 metres of Andean silence between two countries.
Feature: Historic
California
ModerateMojave Road — Piute Spring to Rock Springs Lake via Keystone Spring and Mid Hills (Central Desert Segment)
The hard middle of the old government road.
USA
ModerateTrans-America Trail — Pinedale to Dubois via the Wind River Range High Desert and Union Pass
One ridge. Three oceans. No cell signal.
Australia
DifficultGibb River Road — Mornington Wilderness Camp to Mitchell Falls via Kalumburu Road Junction and King Edward River
Four tiers of falls, zero forgiveness.
California
ModerateMojave Road — Piute Gorge to Fort Piute via Lanfair Valley and Keystone Spring (Eastern Approach Classic)
Civil War ruins and desert wash in the East Mojave.
Arizona
DifficultEl Camino del Diablo — Ajo to Lukeville via the Sonoran Desert Volcanic Corridor
The Devil's Highway — death, desert, and history.
Graubünden
ModeratePasso dello Spluga North — Splügen to Thusis via the Swiss Alpine High Road
Napoleon's cliff road through the Swiss Alps.
Texas
ModerateTrans-America Trail — Uvalde to Rocksprings via the Nueces River Canyon and Texas Hill Country Divide
Hill Country caliche and canyon walls.
India
ExpertZanskar Valley Road — Kargil to Padum via the Suru Valley and Penzi La Pass
Ladakh with the guardrails removed.
Canada
DifficultDempster Highway — Dawson City to Inuvik via the Richardson Mountains and Peel Plateau (Classic Full North Traverse)
740 km of Arctic gravel. Bring two spares.