Barcelona, Catalonia, Spain
Berlin, Berlin, Germany
Leuven, Flanders, Belgium
Nijmegen, Gelderland, Netherlands
Kyoto, Japan
Escazu, San Jose, Costa Rica
Montreal, Quebec, Canada
Oberhausen, North Rhine-Westphalia, Germany
AQ, Abbruzzo, Italy
Framingham, MA, USA
Cali, Valle del Cauca, Colombia
Chapai Nawabganj, Rajshahi, Bangladesh