TODAY IN BERLIN: WALKING UNDER WATEROn This Day in BerlinBerlin CompanionJan 11, 2025∙ Paid92ShareOn January 10, 1926 construction of a new underwater passage dubbed Spreetunnel between Friedrichshagen in Berlin-Köpenick and Müggelschlößchen in the same borough began.The new underground and unde…This post is for paid subscribersSubscribeAlready a paid subscriber? Sign inPreviousNext