AMTRACK ACELA.
HELICOPTER TRACKING SHOT OF A TRAIN PASSING ALONG A BRIDGE. THE CAMERA TRACKS THE ENGINE, AND PULLS ALONG SIDE IT. THE TRAIN PASSES OVER WATER ON THE BRIDGE. THE CAMERA PULLS OUT AS THE TRAIN PASSES OVER A BRIDGE WITH TRESSES.
TRAIN TRAVELS FROM RIGHT TO LEFT, FROM PHILADELPHIA TO HARRISBURG, PA, CROSSING THE SUSQUEHANNA RIVER BRIDGE. SHOT W/BLUE CAST.