While looking out of the dome car on NS's OCS, a GP38-2 and MP15DC are seen working Rose Yard.

Turned off, 550 rests for the night in Export, PA

Having seen better days, 550 rests (and rusts) for the night in Export, PA

Norfolk Southern 'ACe' leads a oil empty westbound on the Pittsburgh Line

Norfolk Southern 'ACe' leads a coal empty westbound on the Pittsburgh Line

A tad of numerology: Amtrak P42DC 43 leads the Amtrak Pennsylvanian #43.

A sharp SD60I drags a empty coal train down the Pittsburgh line past the signals at PT 328.

8391 leads one of the first runs of 61N.

8099 passes PRR signals near Portage.

In need of a bath, 514 along with its dirt and grit pull the ever-so-popular Pennsylvanian towards Pittsburgh on-time.

Amtrak 514 rolls through CP-Rade

An NS SD70M-2 passes the signals at Portage.

With the Sun about to set on the Pittsburgh Line, NS 8100 sneaks by in the last glimpse of light.

Norfolk Southern helper set rushes east to push a 506 up the mountain.

Norfolk Southern with a BNSF in tow knocks the PRR signals down in Derry, Pennsylvania.