Bielefeld, North Rhine-Westphalia, Germany
Saint-Petersburg, Russian Federation
København, København, Denmark
Salzgitter, Niedersachsen, Germany
Pforzheim, Baden-Württemberg, Germany
Leipzig, Saxony, Germany
Berlin, Berlin, Germany
Burgdorf, Lower Saxony, Germany
Rothrist, Aargau, Switzerland
Seifhennersdorf, Saxony, Germany
Roggenstorf, Mecklenburg-Vorpommern, Germany
