Chad
ExtremePiste du Tibesti Nord — Zouar to Bardaï via the Tibesti Volcanic Massif Northern Approach
Africa's highest volcano. Zero company.
Trail Type: Technical 4x4
Agadez Region
ExpertPiste de l’Aïr — Iférouane to Timia Oasis via the Aïr Massif Northern Volcanic Plateau
Tuareg oasis route through volcanic Sahara.
Colorado
DifficultTrans-America Trail — Silverton to Durango via the La Plata Mountains and Missionary Ridge Burn Scar
Ghost towns, burn scars, and San Juan shelf roads.
New Zealand
DifficultRooftop of New Zealand — Lewis Pass to Springs Junction via the Lake Sumner Forest Park High Road
South Island rivers that vote with depth.
Arusha Region
DifficultNgorongoro Crater Rim to Lake Natron — Rift Valley Volcanic Floor via Ol Doinyo Lengai and Engaruka Ruins
Active volcano, soda lake, forgotten city.
Namibia
ExpertNaukluft Mountains 4×4 Trail — Tsauchab River to Büllsport via Zebra River Canyon and Naukluft Plateau High Spine
Limestone canyons and shale descents in the Namibian heartland.
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.
Australia
DifficultGibb River Road — Mornington Wilderness Camp to Mitchell Falls via Kalumburu Road Junction and King Edward River
Four tiers of falls, zero forgiveness.
Argentina
DifficultPaso Vergara to Futaleufú — Northern Patagonian Frontier via the Palena River Valley and Carretera Austral Backdoor
Mud, fords, and raw Patagonia before the crowds find it.
Australia
ExpertArkaroola Ridge-Top Tour — Gammon Ranges Volcanic Spine via Bararranna Gorge and Sillers Lookout
Ancient lava spine above the South Australian outback.