Vaduz, Vaduz, Liechtenstein
Rotterdam, Zuid-Holland, Netherlands
Sankt Gallen, Sankt Gallen, Switzerland
Cartagena, Bolívar, Colombia
Triesenberg, Liechtenstein, Liechtenstein
Cuenca, Azuay, Ecuador
Zürich, Zürich, Switzerland
Bogotá, Bogota, Colombia
Buenos Aires, Autonomous City of Buenos Aires, Argentina
Mauren, Liechtenstein
Balzers, Liechtenstein