Saint Petersburg, Saint Petersburg, Russian Federation
Berlin, Germany
Solingen, Germany
Bern, Canton of Bern, Switzerland
Warsaw, Masovian Voivodeship, Poland
Redondo Beach, CA, USA
Ottignies-Louvain-la-Neuve, Brabant Walloon, Belgium
Bielefeld, North Rhine-Westphalia, Germany
Jyvaskyla, Central Finland, Finland
Istanbul, İstanbul, Turkey
Tokyo, Japan
