National Museum in Kraków
The National Museum in Kraków (Polish: Muzeum Narodowe w Krakowie), popularly abbreviated as MNK, is the largest museum in Poland. Established in 1879, the museum consists of 21 departments which are divided by art period: 11 galleries, 2 libraries, and 12 conservation workshops.
Source: Wikipedia — National Museum in Kraków (CC BY-SA 4.0)