Bremen Hauptbahnhof (German for Bremen main station) is a railway station in the city of Bremen in northwestern Germany. It is the most important rail station for both the city and state of Bremen; InterCityExpress, Intercity, EuroCity, CityNightLine and DB NachtZug services call at the station, which is situated to the Northeast of the city centre. The train services are operated by Deutsche Bahn, NordWestBahn, Metronom and Erixx. From Wikipedia
