Nepal
DifficultTatopani to Muktinath — Upper Mustang Salt Road via Kali Gandaki Gorge and Kagbeni
Ancient salt road through the world's deepest gorge.
Surface: Rock
Gilgit-Baltistan
ExpertDeosai Plains High Crossing — Skardu to Astore via Sheosar Lake and Bara Pani Ford
4,100 metres of brown bear plateau and no safety net.
Australia
DifficultBurn Road to Cape Tribulation — Daintree Rainforest Coastal Track via Emmagen Creek
Croc crossings, rainforest chaos, no crybabies.
Afghanistan
ExtremeWakhan Corridor Road — Ishkashim to Sarhad-e-Broghil via the Panj River and Little Pamir Plateau (Full Afghan Traverse)
Earth's loneliest motorable road.
Idaho
ExpertMagruder Corridor Road — Darby to Elk City via the Selway-Bitterroot Wilderness Divide (Full Traverse)
100 miles of wilderness road with nowhere to bail out.
Argentina
ModeratePaso Pehuenche — Malargüe to Chilean Border via the Andes Volcanic Divide (Argentina Side)
Patagonia's loneliest Andean crossing.
USA
ModerateTrans-America Trail — Ranger to Clifton Forge via the Allegheny Highland Divide
Forgotten ridge roads and rhododendron tunnels.
Kunene Region
DifficultHuab River Track — Khorixas to Palmwag via Damaraland Desert Spine
Desert elephants, dry riverbeds, zero fences.
Kenya
DifficultTsavo West to Amboseli — Chyulu Hills Volcanic Plateau Track via Ngulia and Ziwani
Lava fields, elephants, and Kili on the horizon.
New Mexico
ModerateTrans-America Trail — Lordsburg to Silver City via the Burro Mountains
Boot heel New Mexico, no pavement required.