Ostrava Jan Martiník and David Mareček DateTuesday, 15 September 2026 at 19:00 – Tuesday, 15 September 2026 at 23:59 LocationSlezskoostravská radnice, Ostrava OrganizerCityPulse Official Sources PerformerJan Martiník, David Mareček DetailsConcert at Slezskoostravská radnice.