HomeUSAPennsylvaniaSouth Central PATumbling RunPurgatory RocksWafer RockWafer RockLAT,LNG 40.02910, -77.35208CREATED UPDATED Edit MapShareDescription[Edit]Four fins next to each other. The next tall boulder cluster along the trail after Old Ironsides. Most of the problems are on the two fins closest to the trail.3 ClimbsComing soon: New Climbs1PurgatoryV1Bouldering2Pine slabV0-Bouldering3Stuck in PurgatoryV0Bouldering