Moscow(4), Izhevsk, Dubna, Warsaw(2), Lausanne, Saint Petersburg, Almaty, Biatorbágy, San Maurizio Canavese, Bagnolet, Chisinau, Zurich, Rostov-on-Don, Falkenstein, Arkhangelsk, Novosibirsk, Ermont, Donetsk, Nanjing, Camberley, Medellín.