WorldwideSpainCastile and LeónDuruelo de la SierraAvenida DueroWorldwideSpainCastile and LeónDuruelo de la SierraAvenida DueroCycling Climbs in Avenida DueroThere is one cycling climb in Avenida Duero.Clicking on the climb category column will toggle between category and difficulty score.NameDistanceAvg GradientTotal ElevationClimb Category1.Subida a Castroviejo7.54 km4.6%344 mCat. 2