WorldwideItalyTuscanyMassaGrondiniWorldwideItalyTuscanyMassaGrondiniCycling Climbs in Grondini There are 2 cycling climbs in Grondini.Clicking on the climb category column will toggle between category and difficulty score.NameDistanceAvg GradientTotal ElevationClimb Category1.Rocca San Carlo Tombara9.73 km4.6%492 mCat. 22.Arrivo Gara alla Rocca di Massa0.49 km7.9%39 mN/A