Montana
DifficultGoing-to-the-Sun Road Inner North Fork
Glacier's hidden technical bypass route
Feature: Remote
Idaho
ExpertLolo Motorway Historic Route
Lewis & Clark's nightmare route across the Bitterroots
USA
EasyMedicine Bow Back Country Byway
High alpine loop crossing the Continental Divide twice
Idaho
ModerateSalmon River Road
Idaho's wild river backbone through Frank Church Wilderness
Idaho
DifficultMiddle Fork Salmon River Mining District Road
Gold rush route into Idaho's deepest wilderness
USA
DifficultSalt River Range Backcountry Loop
Wyoming's hidden high country wilderness loop
Montana
ExpertAnaconda Range Continental Divide Trail
Continental Divide copper country technical challenge
Montana
ExpertFreezeout Ridge Road
Continental Divide technical challenge above Yaak
Idaho
ModerateNez Perce Trail – Weippe to Kooskia Historic Route
Lewis and Clark's actual route through Nez Perce country
USA
EasyRed Desert Crossing Historic Route
Oregon Trail's toughest crossing lives on