in Moscow, in Saint Petersburg, in Yekaterinburg, in Kemerovo, by Skype, in Khimki, in Mytishchi, in Voronezh, in Volgograd, in Krasnodar

in Minsk, in Grodno, in Brest, in Rogachev, in Mogilev, in Vitebsk, in Borisov, in Novopolotsk, in Gomel, in Soligorsk

in Odessa, by Skype in Ukraine, in Nikolaev, in Poltava, in Mariupol, in Chernigov, in Sumy, in Zhytomyr, in Dnipro, in Kherson

by Skype in Kazakhstan, in Almaty, in Karaganda, in Nur-Sultan

in Prague

by Skype in Kyrgyzstan

in Riga

in Barcelona