An eastbound Conrail freight has just exited New Portage Tunnel and a helper of two CR EMD SD40s keeps the train in check down “The Slide” at Tunnelhill, Pennsylvania, on a sunny October 23, 1... (more)

A 1966-built ex-Pennsylvania Railroad SD40 pushes a westbound train into the now-closed 1904 Gallitzin Tunnel. The 1854 tunnel on the left, Summit, or Allegheny Tunnel, was rebuilt 1994-95 with tw... (more)