text: Frankfurt, Germany, since 1960 
  Gothenburg, Sweden 
  Guangzhou, China, since 1988 
  Haute Matsiatra, Madagascar 
  Ho Chi Minh City, Vietnam, since 1997 
  Jericho, Palestine 
  Leipzig, Germany, since 1981 
  Łódź, Poland, since 1991 
  Melbourne, Australia 
  Milan, Italy, since 1966 
  Montreal, Canada, since 1979 
  Oran, Algeria 
  
  **Notable people**