Sri Lanka
DifficultRooftop of Sri Lanka — Horton Plains to World’s End via the Central Highlands Plateau
4,000-foot drop at the edge of the world.
Feature: High Altitude
USA
ModerateGunsight Pass Road — Wind River Range Wilderness Backdoor via Big Sandy Desert and Lander Cutoff
Oregon Trail grit meets Wind River granite.
Namibia
DifficultSossusvlei to Naukluft Mountain Plateau — Hardap Desert High Spine via Solitaire and Tsaris Pass
Dunes to gorge country in one savage Namibian day.
Argentina
ExpertPaso Vergara to Cochrane — Aysén Highland Plateau Road via Lago Verde and the Palena Valley
Patagonia's forgotten crossing — ford it or turn back.
Argentina
ExpertRuta de los Seismiles Norte — Paso Pircas Negras to Fiambalá via the Puna de Atacama Volcano Corridor
Six-thousand-metre peaks and zero traffic.
Argentina
ExpertRooftop of the Andes — Paso Agua Negra High Desert Crossing
4,765m of volcanic scree and zero forgiveness.
Colorado
DifficultSlumgullion Pass to Lake City — Hinsdale County Alpine Loop Connector via Spring Creek
San Juan high country above 11,000 feet.
Africa
DifficultLesotho Highlands Road — Maseru to Semonkong via the Maluti Mountain Plateau
The kingdom above the clouds.
Gandaki Province
DifficultMuktinath to Jomsom High Desert Road
Deepest gorge on Earth, on dirt.
China
ModerateTibetan Friendship Highway — Shigatse to Gyantse via Khamba La Pass and Yamdrok Lake
Turquoise lakes and glaciers at the top of the world.