Art music, concert hall of great acoustics, no tickets, no dressing up, no booking in advance…sounds good? Every Sunday at 11 am at Kolarac Music Hall you can have it like that. 13 March Opus 5 – five siblings from Slovenia, strings and pianos. 20 March chamber orchestra. 3 April an international piano duo. 10 April – America and Russia on concert stage, accordeon and piano. 17 April Belgrade Youth Philharmonic Orchestra plays Tchaikovsky.