Berlin Potsdamer Platz is a railway station in Berlin. It is completely underground and situated underneath the Potsdamer Platz in central Berlin. Regional and S-Bahn services call at the station.
The first station at Potsdamer Platz was the Potsdamer Bahnhof terminus, which was closed on 27 September 1945 due to war damage. The S-Bahn station, situated in the Nord-Süd-Tunnel, was situated directly under the Berlin Wall and became a ghost station between 1961 and 1989.
The station was extensively remodeled and rebuilt in the 1990s.