By public transport
Dortmund is part of the VRR Verkehrsverbund Rhein-Ruhr a cooperation of the regional transportation companies, giving easy access to public transportation in the whole Ruhr District in S-Bahn, regional trains, subways and busses.
Dortmund's central station Dortmund Hauptbahnhof is the junction of the national railroad system with the city subway system und the regional train system. From here you can easily get transport into the center or any suburb via subway and bus or to the neighbour cities as Bochum, Essen, Düsseldorf, Münster, Köln Cologne, Wuppertal and the rest of Northrhine-Westphalia and Germany by different regional or national train-lines.
Verkehrsverbund Rhein-Ruhr) (http://www.vrr.de/en/inde...)
Deutsche Bahn (http://www.db.de/site/bah...)
