WorldwideBulgariaBurgasPreobrajentsiRuenWorldwideBulgariaBurgasPreobrajentsiRuenCycling Climbs in RuenThere is one cycling climb in Ruen.Clicking on the climb category column will toggle between category and difficulty score.NameDistanceAvg GradientTotal ElevationClimb Category1.Preobrazhentsi to Ruen3.54 km0.5%18 mN/A