WorldwideUnited StatesCaliforniaSonoma CountyBelly ButtonWorldwideUnited StatesCaliforniaSonoma CountyBelly ButtonCycling Climbs in Belly Button There are 4 cycling climbs in Belly Button.Clicking on the climb category column will toggle between category and difficulty score.NameDistanceAvg GradientTotal ElevationClimb Category1.Side Ache1.65 km9.3%152 mCat. 42.Bennett Peak Jr.2 km6.5%130 mCat. 43.Hard Way up the Boob0.55 km15.5%86 mCat. 44.Woodview Part 11.17 km7%118 mCat. 4