Chamber Choir «Overture» of the Shchukino Center for Culture and Arts (Moscow, Russia), artistic director – Olga Ostrovskaya

Chamber Choir «Overture» of the Shchukino Center for Culture and Arts (Moscow, Russia), artistic director – Olga Ostrovskaya

Chamber Choir «Overture» of the Shchukino Center for Culture and Arts (Moscow, Russia), artistic director – Olga Ostrovskaya