Cardiff, Cardiff, Wales
Bologna, Emilia-Romagna, Italy
Saarbruecken, Saarland, Germany
Ulm, Baden-Wuerttemberg, Germany
Trento, Trentino-Alto Adige/South Tyrol, Italy
Copenhagen, Capital Region of Denmark, Denmark
İstanbul, Turkey
Antibes, Provence-Alpes-Cote d'Azur, France
Zhonghe District, New Taipei City, Taiwan, Province of China
Aarhus, Central Denmark Region, Denmark
London, London
San Francisco, California, United States
