Metra commuter train 509 has just arrived in Joliet, Illinois, on November 12, 2018. Joliet is the end of the line, and soon this train will depart back to Chicago's La Salle Street station as train 514. Power on the train's southern end is METX MP36PH-3S 418.
Chicago's huge commuter rail system incorporates routes previously operated by Chicago & Northwestern, Milwaukee Road, Burlington, Illinois Centrak, Rock Island, Gulf Mobile & Ohio and Wabash (N&W).