Toronto, Ontario, Canada
Shenzhen, Guangdong, China
Jena, Thuringia, Germany
Freiburg im Breisgau, Baden-Wuerttemberg, Germany
Köln, Nordrhein-Westfalen, Germany
Ludwigsburg, Baden-Wuerttemberg, Germany
Da’an District, Taipei City, Taiwan, Republic Of China
Dortmund, North Rhine-Westphalia, Germany
Fuerth, Bavaria, Germany
Valencia, Valencian Community, Spain
Warsaw, Masovian Voivodeship, Poland
Itzehoe, Schleswig-Holstein, Germany