HomeUSACaliforniaSan Diego CountyNorth San Diego CountyOld CastleSlabs, TheLower SlabLower SlabLAT,LNG 33.25403, -117.12503CREATED UPDATED Edit MapShareDescription[Edit]No description available. Be the first to contribute!Add description 1 ClimbsComing soon: New Climbs1Cactus Impactus5.9Trad