Namibia
ExpertNaukluft Mountains 4×4 Trail — Tsauchab River Gorge to Büllsport via the Naukluft Plateau High Spine
Quartzite ledges and dead silence in the Namib.
Surface: Dirt
Baja California
ModerateTranspeninsular Highway Baja 1000 Corridor — El Rosario to Guerrero Negro via the Baja Desert Interior
Where the Baja 1000 was born. No shortcuts.
Arizona
ModerateArizona BDR Northern Segment — Fredonia to Kanab via the Arizona Strip and House Rock Valley
Grand Canyon's back porch. No guardrails.
Argentina
DifficultPaso Pehuenche — Malargüe to Paso Pehuenche via the Andes Volcanic Divide
Cross the Andes where the crowds don't go.
North Carolina
ModerateTrans-America Trail — Waterville to Damascus via the Blue Ridge High Spine
Southern Appalachian ridge roads most people never find.
Colorado
ModerateColorado BDR Southern Segment — Chama to Silverton via the San Juan Mountains High Spine
San Juan high country at its rawest.
Colorado
ModerateColorado BDR Southern Segment — Antonito to Chama via Cumbres Pass and the Toltec Gorge Rim
10,000 ft on the Colorado–New Mexico line.
Botswana
ModerateNossob River Valley 4WD Track — Mata-Mata to Two Rivers via the Kgalagadi Fossil Riverbeds
Kalahari sand and black-maned lions.
Arizona
ModerateArizona BDR Central Segment — Globe to Payson via the Mazatzal Mountains and Tonto Rim
Mazatzal backcountry — rim rock and long views.
Bolivia
ExpertCamino de la Muerte South — Yolosa to Unduavi via the South Yungas Death Road
600m drops. No barriers. No room for error.