Montana
Difficult
Continental Divide National Scenic Trail – Marias Pass Section
Continental Divide spine through Glacier's backcountry
Surface: Mixed
Montana
Easy
Judith River Road (Highway 541)
Badlands highway to the Missouri River Breaks
Montana
Moderate
Pintler Scenic Route (Forest Road 5106)
Ghost towns and Continental Divide views
Montana
Moderate
Skalkaho Pass Road (Highway 38)
Historic mining road through the Sapphire Mountains
Idaho
Moderate
Moon Lake Road (Forest Road 175)
Alpine mining road to pristine cirque lake
Idaho
Easy
Malad Gorge to Box Canyon Road
Desert canyon tour connecting hidden gorges
California
Moderate
Coyote Canyon Road
Ancient corridor through Borrego's heart
California
Moderate
Truckhaven Hills OHV Area
Desert training ground where tanks learned to fight
California
Difficult
Cerro Gordo Road
Vertical ghost town adventure
California
Moderate
Fish Creek Wash
Desert slot canyon adventure through Split Mountain