WorldwideLuxembourgCanton RedangeHoltzRoute de HoltzWorldwideLuxembourgCanton RedangeHoltzRoute de HoltzCycling Climbs in Route de HoltzThere is one cycling climb in Route de Holtz.Clicking on the climb category column will toggle between category and difficulty score.NameDistanceAvg GradientTotal ElevationClimb Category1.Koulbich - Flatzbour Climb3.17 km3.2%102 mCat. 4