Унтер-ден-Линден
With the opening of the expanded line connecting Alexanderplatz with Berlin Hauptbahnhof, Französische Straße station was closed and replaced by the newly built Unter den Linden station directly to the north, allowing transfers between the U6 and U5 lines. The last trains called at Französische Straße on 3 December 2020, with Unter den Linden station opening the following day.