WorldwideUnited StatesNew MexicoBernalillo CountyTunnel Canyon TrailheadWorldwideUnited StatesNew MexicoBernalillo CountyTunnel Canyon TrailheadCycling Climbs in Tunnel Canyon Trailhead There are 4 cycling climbs in Tunnel Canyon Trailhead.Clicking on the climb category column will toggle between category and difficulty score.NameDistanceAvg GradientTotal ElevationClimb Category1.Tunnel to top of Otero8.39 km3.3%276 mCat. 32.Tunnel and West Ridge3.95 km5%198 mCat. 33.Bird House Up4.23 km4.6%195 mCat. 34.Tunnel up3.21 km4.8%154 mCat. 4