...go to Berlin Hauptbahnhof. Take the S-Bahn S3, S5, S7 or S 75 in the direction of Westend / Potsdam Hbf to Charlottenburg S-Bahn station. Take the Gervinusstraße exit to the right, turn left into Droysenstraße, and then take the first right into Sybelstraße. Turn left into Kracauer Platz, which becomes Joachim-Friedrich-Strasse.