Arizona
ModerateTonto Natural Bridge Road to Pine Creek Canyon — Tonto National Forest Rim Country Descent via Payson Backcountry
The world's biggest travertine bridge, earned.
Trail Type: High Clearance
Arkansas
ModerateSawmill Road to Sundown Basin — Ozark National Forest Buffalo River Wilderness Edge via Boxley Valley Divide
Ozark elk country and sandstone hollows.
New Mexico
ModerateLonesome Highway — Centennial Road to Pie Town via the Plains of San Agustin and Datil Mesa
Radio telescopes, open sky, and pie at the Divide.
Colorado
DifficultNellie Creek Road to Slumgullion Pass — Hinsdale County High Country via Spring Creek Basin
San Juan shelf roads and a living landslide.
Oregon
ModerateForest Road 45 to Rogue River Gorge — Crater Lake Rim to Union Creek via Prospect Ridge
Old-growth fir and a lava gorge at the bottom.
North Dakota
ModerateLonesome Highway — Little Missouri River Badlands to Medora via Burning Coal Vein Road
Badlands clay, wild horses, and a coal seam that won't quit.
USA
DifficultLockhart Basin Road — Canyonlands South Rim to Needles via Colorado River Benchlands
Colorado River shelf road with zero easy exits.
USA
DifficultLonesome Highway — Centennial Road to Tensleep Canyon via the Bighorn National Forest North Fork and Porcupine Creek Divide
Basin to canyon — Bighorn backcountry at its loneliest.
USA
ModerateSawmill Road to Bald Mountain — Uinta High Uinta Wilderness Subalpine Approach via Mirror Lake
Top of Utah's east-west range.
USA
ModerateLonesome Highway — Centennial Road to Meeteetse via the Wood River Bench and Oregon Basin
Badlands, oil fields, and forgotten Wyoming.