HomeUSASouth DakotaCuster State ParkCathedral SpiresTower of DarknessTower of DarknessLAT,LNG 43.84770, -103.53433CREATED UPDATED Edit MapShareDescription[Edit]Tower of Darkness is on the south end of the spire 2 ridge.1 ClimbsComing soon: New Climbs1Tower of Darkness5.4Trad