Hamburg, Hamburg, Germany
Cherepovets, Vologodskaya Oblast, Russian Federation
Batna, Batna, Algeria
Düsseldorf, North Rhine-Westphalia, Germany
Leipzig, Sachsen, Germany
Berlin, Berlin, Germany
Algiers, Algiers, Algeria
Astana, Kazakhstan
Belgrade, Serbia
Prague, Prague, Czech Republic
St Petersburg, St Petersburg, Russian Federation
Vologda, Vologda, Russian Federation