Bern, Bern, Switzerland
Olomouc, Olomoucký kraj, Czechia
Paris, Île-de-France, France
Hooksiel, Niedersachsen, Germany
San Andrés Cholula, Puebla, Mexico
Kaiserslautern, Rheinland-Pfalz, Germany
Berlin, Berlin, Germany
Groningen, Groningen, Netherlands
Leeuwarden, Friesland, Netherlands
Amsterdam, Noord-Holland, Netherlands
