Due to COVID-19 pandemic, yearly Czech cultural events of May have been rescheduled.
The Night of Churches (Noc Kostelů) is a yearly night when Czech churches and chapels, congregations and orders welcome visitors in open churches with a rich evening program. Usually celebrated on Mys, this year's edition has been rescheduled to 12th June 2020. More information: https://www.nockostelu.cz/
The Long Night of Museums (or the Night of Museums) is a cultural event in which museums and cultural institutions in an area cooperate to remain open late into the night. Visitors are given a common entrance pass which grants them access to all exhibits as well as complimentary public transportation within the area and additionally some extra events are organised. In Czechia in 2020 the Night of Museums will be celebrated between 10th October and 14th November 2020.
More information: https://www.cz-museums.cz/web/festival_muzejnich_noci/