Australia
DifficultGibb River Road — Lennard River to Adcock Gorge via the Kimberley Ranges Spine
Bulldust, crossings, and gorge-country solitude.
Surface: Rock
Idaho
DifficultGrave Creek to Magruder Corridor — Selway-Bitterroot Wilderness Divide via Paradise Guard Station
100 miles of wilderness road. No way out but through.
Gandaki Province
ExpertTatopani to Kagbeni — Mustang Salt Trail via Kali Gandaki Gorge
The world's deepest gorge on four wheels.
Namibia
DifficultTsaobis to Welwitschia Wash — Khomas Highland Desert Plateau via Farm Tracks and the Lower Swakop River Gorge
Ancient desert, zero guardrails, thousand-year plants.
Alberta
DifficultGibb River Road — Tunnel Creek to Windjana Gorge via Napier Range Limestone Corridor (Wet Season Approach)
The Rocky Mountain spine — no guardrails.
India
ExtremeZanskar Valley Winter Road — Chadar Trek Support Track via Frozen Zanskar River
The frozen river is the road.
KwaZulu-Natal
ExpertDrakensberg Sani Pass — Himeville to Mokhotlong via the Escarpment Wall
Highest border crossing in Africa. Earn it.
Australia
DifficultGibb River Road — Kununurra to El Questro via Pentecost River and Cockburn Range
Pentecost crossing first. That's the test.
Algeria
ExpertPiste du Tassili n’Ajjer — Djanet to Ihérir via the Tassili Plateau Canyon Circuit
Sahara's stone cathedral. Rock art. No exits.
Algeria
DifficultPiste du Hoggar — Tamanrasset to Assekrem via the Atakor Volcanic Core
Volcanic Saharan core. Worth every rock.