South Dakota
ModerateMojave Road — Afton Canyon to Needles via Government Holes and Lanfair Valley (Night Sky Variant)
Grassland benches and a volcanic plug at trail's end.
Feature: Historic
Ethiopia
ExpertTransafrica — Cairo to Cape Town via the East African Corridor
UNESCO escarpment edge. Geladas and 1,500m drops.
Australia
ExtremeGibb River Road — Derby to Kununurra via the Kimberley Gorge Country (Wet Season Closed Gates)
1,100 red dunes. No services. No excuses.
Australia
ExtremeCanning Stock Route — Well 23 to Well 36 via the Great Sandy Desert Core
Fifty wells. Infinite dunes. No rescue.
Afghanistan
ExtremeWakhan Corridor Road — Khargush Pass to Bozai Gumbaz via the Little Pamir Plateau
The roof of Asia. No safety net.
Bhutan
DifficultBhutan Lateral Road — Thimphu to Trashigang via Thrumshingla Pass
Bhutan's backbone: cloud forest, passes, no tourists.
Australia
DifficultGibb River Road — Imintji to Silent Grove via the Kimberley Ranges Heart
Red dirt, big gorges, zero mercy.
North Carolina
DifficultTrans-America Trail — Tellico Plains to Robbinsville via the Cherohala Skyway Backdoor
Appalachian ridge country the pavement tourists never find.
Bolivia
ExtremeCamino de la Muerte North — Coroico Descent to Yolosa via the North Yungas Death Road
The world's most dangerous road. It earned that name.
Australia
ExpertCanning Stock Route — Well 1 to Well 9 via the Gibson Desert Southern Gateway
The benchmark. 1,850km of desert isolation.