AirTrain Newark Von Roll Mk III Monorail Trainset 4 passes over US Route 1 & 9 south on its way to the Newark Liberty International Airport RailLink station in New Jersey during dusk on March 21, 2025.
Two rapid transit lines, PATCO and PATH, take commuters to Philadelphia and New York, respectively. Metro North locomotives and rolling stock often show up on NJ Transit northern lines and SEPTA terminates routes in Trenton and West Trenton.