Barnaul, Altai Krai, Russian Federation
Riga, Riga, Latvia
State of Rio de Janeiro, Brazil
Saint Petersburg, Saint Petersburg, Russia
Cesis, Latvia, Latvia
Berlin, Berlin, Germany
Lleida, Catalonia, Spain
Tomsk, Tomsk Oblast, Russian Federation
Gex, Auvergne-Rhône-Alpes, France
Auxon, France
