Heidelberg, Baden-Wuerttemberg, Germany
Bologna, Emilia-Romagna, Italy
Kyiv, Ukraine
Porto Alegre, RS, Brazil
Bogotá, Bogotá, Colombia
Galapagar, Comunidad de Madrid, Spain
Paris, Île-de-France, France
Bogota, Distrito Capital, Colombia
Torino, Piemonte, Italy
Aachen, Nordrhein-Westfalen, Germany
Beijing, China
Cambridge, Massachusetts, United States
