Alberta
Moderate
Hay River Loop
Boreal wilderness loop crossing the 60th parallel
Feature: Scenic
Canada
Moderate
Trans-Taiga Road
Quebec's longest road to nowhere
Canada
Moderate
Inuvik-Tuktoyaktuk Highway
All-weather highway to the Arctic Ocean
British Columbia
Difficult
Telegraph Creek Road
Klondike-era supply route through the Stikine Canyon
USA
Moderate
Naches Trail
Pioneer wagon route through Cascade wilderness
Colorado
Expert
Engineer Pass Road
Colorado's most exposed high-altitude shelf road
USA
Difficult
Kane Creek Canyon Road
Technical slot canyon with ancient petroglyphs
Arizona
Moderate
Chinle Wash to Canyon de Chelly
Sacred Navajo canyon country and ancient ruins
Colorado
Expert
Mosquito Pass Road
America's highest driveable pass at 13,186 feet
Texas
Moderate
Backcountry Discovery Route – Texas
1,200 miles across the heart of Texas