Saint Petersburg, Saint Petersburg, Russian Federation
Gubkin, Belgorod Oblast, Russian Federation
Hamburg, Hamburg, Germany
London, England, United Kingdom of Great Britain and Northern Ireland
Lincoln, NE, USA
St Petersburg, St Petersburg, Russian Federation
Perm, Perm Krai, Russian Federation
Saint Petersburg, Saint Petersburg, Russia
Sofia, Sofia City Province, Bulgaria
Kabardino-Balkaria, Russian Federation
Bavaria, Germany
