California
ModerateMojave Road Central — Afton Canyon to Piute Spring via Mid Hills and Hole-in-the-Wall
Mojave's volcanic heart — canyon to cliff face.
Trail Type: Backcountry
Ethiopia
ExpertNairobi to Moyale — Northern Kenya Desert Highway via Marsabit and the Chalbi Desert
Kenya's hardest highway — not even close.
Sri Lanka
DifficultRooftop of Sri Lanka — Horton Plains to World’s End via the Central Highlands Plateau
4,000-foot drop at the edge of the world.
USA
ModerateGunsight Pass Road — Wind River Range Wilderness Backdoor via Big Sandy Desert and Lander Cutoff
Oregon Trail grit meets Wind River granite.
Canada
ExpertWakuach Lake to Attikamagen — Trans-Labrador Wilderness Track via Schefferville Iron Range
Muskeg, iron ore, and no one coming to help.
Argentina
ExpertPaso Vergara to Cochrane — Aysén Highland Plateau Road via Lago Verde and the Palena Valley
Patagonia's forgotten crossing — ford it or turn back.
Khövsgöl Province
ExpertTsaatan Reindeer Herder Track — Mörön to Tsagaannuur via Ulaan-Uul and Darkhad Depression
Into Mongolia's deep taiga — no roads, no signal, no margins.
California
ModerateCrowley Lake to Benton Crossing — Owens Valley Volcanic Tableland Desert Loop via Long Valley Caldera
Hot springs and obsidian in the volcanic east Sierra.
Argentina
ExpertRuta de los Seismiles Norte — Paso Pircas Negras to Fiambalá via the Puna de Atacama Volcano Corridor
Six-thousand-metre peaks and zero traffic.
Australia
DifficultGibb River Road — Derby to Kununurra via the Kimberley Gorge Country (Dry Season Classic)
The Kimberley's red dirt backbone.