WorldwideSpainCantabriaVal de San VicenteSerdioWorldwideSpainCantabriaVal de San VicenteSerdioCycling Climbs in Serdio There are 3 cycling climbs in Serdio.Clicking on the climb category column will toggle between category and difficulty score.NameDistanceAvg GradientTotal ElevationClimb Category1.Autovía Del Cantábrico Climb1.06 km10%106 mCat. 42.subidona a serdio0.74 km12.3%91 mCat. 43.Tramo pista Serdio 20.64 km1.3%8 mN/A