Istanbul, Istanbul, Turkey
Köln, Nordrhein-Westfalen, Germany
Halle (Saale), Saxony Anhalt, Germany
Adeje, Canary Islands, Spain
Saint Petersburg, Saint Petersburg, Russian Federation
Morlaas, Nouvelle-Aquitaine, France
Gdansk, Pomerania, Poland
Wroclaw, Lower Silesia, Poland
Barcelona, Catalonia, Spain
Duesseldorf, North Rhine-Westphalia, Germany
Braga, Braga, Portugal
