Salzburg, Salzburg, Austria
Vienna, Vienna, Austria
Katowice, Silesia, Poland
Bucharest, Bucharest, Romania
Tulcea, Județul Tulcea, Romania
Rzeszow, Subcarpathia, Poland
Roskilde, Roskilde Municipality, Denmark
Wrocław, Województwo dolnośląskie, Poland
Lisboa, Lisboa, Portugal
Warsaw, Mazovia, Poland
Berlin, Germany