Salamanca, Castilla y León, Spain
Berlin, Berlin, Germany
Fresno, CA, USA
Toulouse, Midi-Pyrénées, France
Hamburg, Hamburg, Germany
Santiago, Santiago Metropolitan Region, Chile
Delft, Zuid-Holland, Netherlands
Washington, DC, USA
Ottignies-Louvain-la-Neuve, Région wallonne, Belgium
Frankfurt am Main, Hessen, Germany
Bremen, Bremen, Germany
Vilnius, Vilnius, Lithuania
