Ostermundigen, Bern, Switzerland
Leipzig, Saxony, Germany
Lausanne, Switzerland
Trieste, Friuli-Venezia Giulia, Italy
Duisburg, North Rhine-Westphalia, Germany
Ede, Gelderland, Netherlands
Budapest, Budapest, Hungary
Bratislava, Bratislava, Slovakia
Patras, Peloponnisos Dytiki Ellada ke Ionio, Greece
Besançon, Bourgogne Franche-Comté, France
