 Maricopa was added as a stop after Amtrak was forced to withdraw from Union Station in Phoenix due to deteriorated track conditions on a secondary Union Pacific Railroad line which diverged from the mainline to serve Phoenix.Amtrak Thruway Motorcoach Service is provided from the Maricopa Amtrak Station to/from Phoenix and Tempe.The station used to display a Chicago, Burlington and Quincy Railroad dome car, "The Silver Horizon" (car #375).