Tübingen, Baden-Württemberg, Germany
Västra Götalands län, Sweden
Kyoto, Japan
Köln, NRW, Germany
Porto, Porto, Portugal
Delft, Zuid-Holland, Netherlands
Karlsruhe, Baden-Wuerttemberg, Germany
福岡県, 北九州市, Japan
Frankfurt am Main, Hessen, Germany
Los Angeles, CA, USA
