Poznań, Greater Poland Voivodeship, Poland
Islamabad, Islamabad Capital Territory, Pakistan
Pieris, Friuli-Venezia Giulia, Italy
Sofia, Bulgaria
Madrid, Comunidad de Madrid, Spain
Toronto, Ontario, Canada
Antsirabe, Antananarivo Province, Madagascar
Turin, Piedmont, Italy
Pernik, Pernik, Bulgaria
Mons, Belgium
Clermont-Ferrand, Auvergne-Rhône-Alpes, France
Lviv, Lviv Oblast, Ukraine