The ticket office will close at 13:00 p.m. On 31.12.2022 the museum will be open to visitors until 14:00 p.m. Facebook Twitter Messenger Analysis Telegram Back to News On 31.12.2022 The National History Museum will be open to visitors until 14:00 p.m.The ticket office will close at 13:00 p.m.Holiday working hours apply to the Boyan Church, Zemen Monastery and the Radetsky Ferry.