Bonn, Nordrhein-Westfalen, Germany
Valencia, Valencian Community, Spain
Viladecans, Catalonia, Spain
Riga, Riga, Latvia
Piacenza, Emilia-Romagna, Italy
Anklam, Mecklenburg-Vorpommern, Germany
Prague, Prague, Czech Republic
Leipzig, Saxony, Germany
Barcelona, Catalonia, Spain
Brugg, Aargau, Switzerland