Effective from October 5th, 2020 the Government of the Czech Republic approved the declaration of the state of emergency in the whole territory of the Czech Republic. All persons travelling from countries that are not on the list of the countries with a low risk of contagion have the obligation to contact the regional hygienic station according to the place of stay before their arrival. Electronic form is available here: Public Health Passenger Locator Form
. You can find more information here
In connection with anti-epidemiological measures resulting from the resolution of the Government of the Czech Republic, at least until 20th November 2020, all cultural, sports and social events are banned, zoos, museums, galleries, exhibition halls, historical and cultural objects such as castles, chateaux, etc., observatories and planetariums are closed. Restaurants are also closed, only takeaway is allowed.