Nesquehoning, Pennsylvania

CNJ - Turn Hole Bridge (Carbon County, Pennsylvania)
Lost Bridge over Lehigh River on Central Railroad of New Jersey

Glen Okono Bridge (Carbon County, Pennsylvania)
Built 1812
Steel stringer bridge over Lehigh River on D&L Trail
Open to traffic

NS - Glen Okono Falls Bridge (Carbon County, Pennsylvania)
Built 1912
Deck plate girder bridge over Lehigh River on Norfolk Southern Railway
Open to traffic

Turn Hole Tunnel (Carbon County, Pennsylvania)
Built 1866
Tunnel under Lehigh Gorge State Park on Lehigh Gorge State Park Pedestrian Path
Open to pedestrians only