HomeUSAMarylandHarper's FerryLoudon HeightsPotomac BouldersPotomac BouldersLAT,LNG 39.32140, -77.71971CREATED UPDATED Edit MapShareDescription[Edit]On the river bank. North facing. Depending on water levels the boulders can be flooded or have bare landing. These are mellow lines worth a visit on a hot day when you need a cool relax by the river.0 ClimbsComing soon: New Climbs