Dom/Hauptbahnhof station
Dom/Hauptbahnhof station is an underground station on lines 5, 16 and 18 of the Cologne Stadtbahn system. The station is located under the southwest corner of the Köln Hauptbahnhof, the city's main railway station and along the northern edge of the Cologne Cathedral.
The station opened in 1968 as part of the first phase of the Innenstadt Stadtbahn tunnel, and was one of the first underground stations in Cologne.