Idaho
ExpertMagruder Corridor Road — Darby to Elk City via the Selway-Bitterroot Wilderness Divide
100 miles of wilderness with zero bail-outs.
Trail Type: Technical 4x4
Afghanistan
ExtremeWakhan Corridor Road — Bozai Gumbaz to Sarhad-e-Broghil via the Afghan High Pamir Plateau
The edge of driveable Earth in the Afghan Pamir.
California
ModerateMojave Road — Afton Canyon to Piute Spring via Soda Lake and Government Holes (West-to-East Historic Crossing)
The Army's old desert highway, still running.
Australia
ExpertCape York Telegraph Track — Bramwell Junction to Bamaga via the Old Telegraph Line (South to North Full Run)
Australia's hardest run to the top.
California
ModerateMojave Road — Afton Canyon to Piute Spring via Soda Lake and Government Holes (East Segment)
Army camel corps, ghost forts, and playa that bites.
Bolivia
ExpertLagunas Route — Tupiza to Uyuni via the Bolivian Southwest Altiplano Circuit
Flamingos, volcanoes, and salt the size of Connecticut.
Lesotho
ExpertLesotho Highlands Road — Thaba-Tseka to Katse Dam via the Maluti Mountain Plateau
Lesotho's brutal plateau road to a mega-dam.
Argentina
DifficultPaso Vergara to Puerto Ramírez — Carretera Austral Backcountry via Río Palena
Patagonia before the tourists find it.
California
ModerateMojave Road — Government Holes to Piute Spring via Lanfair Valley and Fort Piute
An 1867 Army fort and a living spring, earned in sand.
Mali
DifficultPiste du Bandiagara — Mopti to Sangha via the Dogon Escarpment Cliff Villages
Cliff villages and deep sand at the edge of the Sahel.