In the "PA Grand Canyon"

Pine Creek Gorge, sometimes called The Grand Canyon of Pennsylvania, is a 47-mile (76 km) gorge carved into the Allegheny Plateau by Pine Creek in north-central Pennsylvania. At Leonard Harrison andRead more
Pine Creek Gorge, sometimes called The Grand Canyon of Pennsylvania, is a 47-mile (76 km) gorge carved into the Allegheny Plateau by Pine Creek in north-central Pennsylvania. At Leonard Harrison andRead more