Poznań, Greater Poland Voivodeship, Poland
Barnaul, Russian Federation
Hanoi, Hanoi, Vietnam
Saint Petersburg, Saint Petersburg, Russian Federation
Ho Chi Minh, Vietnam
Mauritius
Bratislava, Bratislava, Slovakia
Toulon, Provence-Alpes-Côte d'Azur, France
Taipei, Taipei City, Taiwan, Republic Of China
Tübingen, Baden-Württemberg, Germany
Boston, MA, USA
Prague, Prague, Czech Republic