Alaska
DifficultDalton Highway North Slope — Coldfoot to Deadhorse via Atigun Pass and the Brooks Range
Arctic Ocean or bust — no bail-outs north of Coldfoot.
Surface: Gravel
Namibia
ExpertSkeleton Coast Park Traverse — Ugabmund Gate to Möwe Bay via the Northern Namib Coastal Desert
The coast that eats vehicles whole.
Idaho
DifficultMagruder Corridor Road — Red River to Elk City via the Selway-Bitterroot Wilderness Divide
100 miles of wilderness divide with zero bailouts.
Argentina
ExpertRuta de los Seismiles Sur — Fiambalá to Paso San Francisco via the Puna de Atacama Volcano Corridor
Six-thousanders on the roof of South America.
Australia
DifficultGibb River Road — Pentecost River to El Questro via Cockburn Range and Durack River Crossing
Croc water, red cliffs, and the Kimberley's best ford.
Argentina
ModerateRuta 40 Sur — Tres Lagos to Puerto Natales via the Patagonian Steppe and Torres del Paine Approach
Patagonia's wind will test everything you've got.
Australia
DifficultGibb River Road — Manning Gorge to Barnett River Gorge via Mount Barnett Station
Red dirt, gorges, and a river that decides your fate.
Arizona
ModerateCoyote Buttes South Access Road — Kanab to Wire Pass Trailhead via House Rock Valley
Lottery permit. Sandstone payoff. Worth it.
Zambia
ModerateTranszimbabwe Track — Harare to Chirundu via the Zambezi Escarpment and Makuti Ridge
Off the plateau and into raw Africa.
Australia
DifficultGibb River Road — Mornington Wilderness Camp to Barnett River Gorge via the Kimberley Plateau Interior
The Kimberley's corrugated red heart.