USA
DifficultBackcountry Discovery Route – Washington BDR Section
600 miles of Cascade Range mining roads and logging tracks
Feature: Scenic
USA
ModerateNaches Trail Historic Wagon Road
Pioneer wagon route over Chinook Pass
Oregon
DifficultSiskiyou Crest Trail 4×4
High-country ridge runner through Siskiyou wilderness
Oregon
ModerateTillamook State Forest Rocky Creek Road
Muddy logging roads through coastal range timber country
Oregon
EasyDiamond Lake to Crater Rim Drive
Volcanic pumice route to Crater Lake's rim
USA
DifficultColville National Forest Kettle Crest Trail 4×4 Access
Technical access to Washington's remote Kettle Range
Oregon
ModerateSteens Mountain Backcountry Byway
Oregon's highest gravel road to desert rim views
Oregon
EasyColumbia River Gorge Historic Highway 4×4
Original 1913 highway above the Columbia River
Oregon
EasyGreen Ridge Road
Cascade Range views from volcanic ridge spine
Oregon
ModerateBlue Mountain Backcountry Byway
130 miles of Oregon high-country solitude