Keywords: Enola Yard 2012e.jpg Enola Yard near Harrisburg Pennsylvania The hump track is unoccupied in this photo On a parallel track behind the hump track are Norfolk Southern Railway NS locomotives Seen in the background is the Susquehanna River own 2012-03-17 Caseyjonz Enola Yard Hump yard towers GE C40-9W locomotives of the Norfolk Southern Railway |