Check this out! Right in the centre.
The heart and soul of Berlin:
This is where the city´s heart beats: To the East the Fernsehturm (TV Tower) at Alexanderplatz. To the West the Reichstag building and the Friedrichstraße shopping mile that runs like an artery from North to South. The S-Bahn network lets you discover every corner of Berlin.
Bahnhof Friedrichstraße (Friedrichstraße Station)
S-Bahn (Overground railway): S1, S2, S25, S5, S7, S75
U-Bahn (Underground railway): U6
Bus: 147, N6
Regional Railway: RE1, RE2, RE7, RB14