Kansas
Expert
Webster Reservoir Spillway Canyon Technical Route
Limestone canyon plunge below Kansas' biggest dam
Difficulty: Expert
Level 4
Kansas
Expert
Kearny County Sand Hills Loop
Kansas sand that'll swallow trucks whole
Nebraska
Expert
Chadron Creek Fossil Canyon Route
Oligocene fossil badlands with expert-level canyons
Nebraska
Expert
Cherry County Sandhills Ghost Ranch Trail
Deep sand ghost ranch hunting in the Sandhills
Hawaii
Expert
Keauhou Landing Road
Lava rock gauntlet to Captain Cook's final landing
Hawaii
Expert
Waipio Valley Access Road
25% grade into Valley of the Kings
North Dakota
Expert
Rattlesnake Creek Badlands Trail
Clay hell through badlands fossil country
North Dakota
Expert
White Butte Summit Trail
Conquer North Dakota's highest peak the hard way
Nevada
Expert
Ruby East Humboldt Range Traverse
Nevada's secret Swiss Alps traverse
Nevada
Expert
Black Rock Desert Playa Crossing
Where the earth meets infinity