WorldwideUnited StatesMontanaLewis and Clark CountyUS 12;US 287WorldwideUnited StatesMontanaLewis and Clark CountyUS 12;US 287Cycling Climbs in US 12;US 287 There are 2 cycling climbs in US 12;US 287.Clicking on the climb category column will toggle between category and difficulty score.NameDistanceAvg GradientTotal ElevationClimb Category1.East Helena to Spokane Cr Rd9.36 km0.7%64 mN/A2.E. to Helena Path5.36 km0.8%43 mN/A