 A sister park, Leonard Harrison State Park, is on the east side, and the two parks combined form essentially one large park that includes parts of the gorge and creek and parts of the plateau dissected by the gorge.Pine Creek has carved the gorge nearly through the dissected Allegheny Plateau in northcentral Pennsylvania.The canyon begins in southwestern Tioga County, just south of the village of Ansonia, and continues south to near the village of Waterville in Lycoming County.