Lyon, Rhone-Alpes, France
Porto, Porto, Portugal
Taipei, Taiwan, Province of China
Rotterdam, South Holland, Netherlands
Braunschweig, Niedersachsen, Germany
Iowa City, IA, United States
València, Comunidad Valenciana, Spain
Bonn, North Rhine-Westphalia, Germany
Rawa Mazowiecka, Lodz, Poland
Zürich, Zurich, Switzerland
Trenzano, Lombardia, Italy
Groningen, Groningen, Netherlands
