Microsoft Train Simulator - Union Pacific Big Boy Passenger Excursion

Union Pacific's Big Boy #4023 pulls and excursion train from Philadelphia 30th Street Station to Washington Union Station. This locomotive requires the North American Locomotive Works Union Pacific Steam Megapackage. UP 4023 is one of the preserved Big Boys, on display in Omaha, Nebraska. #unionpacific #mststrainsimulator #msts #bigboy #passengertrain #steamtrain