Heidelberg Posted on 03 April 2012 by admin HSB 257 line 3 Theodor Heuss Br HSB 231 line 4 Hauptbahnhof 19 Sep 1999 Heidelberg Bismarckplatz HSB 257 line 3 on 19 September 1999 OEG 94 line 5R in Heidelberg towards Hauptbahnhof on Theodor Heuss Br