NJ Transit's Pennsylvania Railroad heritage unit has finally been set loose and is starting to make revenue runs, almost a month after being unveiled. Here the unit shoves an afternoon westbound toward Trenton on the NEC. Fittingly, the unit is crossing the former PRR Raritan River viaduct while operating under former PRR catenary. NJT 3853: NJTR 4636 ALP-46A "PRR"
