- Abomey (Benin)
- Albertslund (Denmark)
- Amsterdam (Netherlands)
- Antwerp (Belgium)
- Batumi (Georgia)
- Bharatpur (Nepal)
- Bourges (France)
- Brussels-Capital (Belgium)
- Budapest (Hungary)
- Busan (South Korea)
- Chartres (France)
- City of London Corporation (U.K.)
- Copenhagen (Denmark)
- Dakar (Senegal)
- Dubrovnik (Croatia)
- Durham (UK)
- Eindhoven (Netherlands)
- Geneva (Switzerland)
- Ghent (Belgium)
- Glasgow (United Kingdom)
- Gothenburg (Sweden)
- Guangzhou (China)
- Gwangju (South Korea)
- Hamburg (Germany)
- Helsingborg (Sweden)
- Helsinki (Finland)
- Ho Chi Minh City (Vietnam)
- Hue (Vietnam)
- Jericho (Palestinian Territories)
- Jinju (South Korea)
- Jyväskylä (Finland)
- Kazan (Russia)
- Leipzig (Germany)
- Liège (Belgium)
- Linköping (Sweden)
- Lyon (France)
- Madrid (Spain)
- Malaga (Spain)
- Marseille (France)
- Medellín (Colombia)
- Moscow (Russia)
- Nanjing (China)
- Novi Sad (Serbia)
- Ouagadougou (Burkina Faso)
- Oulu (Finland)
- Paris (France)
- Pessac (France)
- Porto-Novo (Benin)
- Putrajaya (Malaysia)
- Rabat (Morocco)
- Ramallah (Palestinian Territories)
- Reykjavik (Iceland)
- Rotterdam (Netherlands)
- Seoul (South Korea)
- Shanghai (China)
- Skopje (Macedonia)
- Stavanger (Norway)
- Strasbourg (France)
- Tallinn (Estonia)
- Tarakeshwor (Nepal)
- Tartu (Estonia)
- Taxco de Alarcón (Mexico)
- Toulouse (France)
- Turin (Italy)
- Varna (Bulgaria)
- Vilnius (Lithuania)
- Yala (Thailand)
- Yerevan (Armenia)