The International Council of Museums (ICOM) established International Museum Day in 1977 to encourage public awareness of the role of museums in the development of society. Traditionally, International Museum Day is organised around 18 May. Museums are key contributors to wellbeing and sustainable development of our communities. As part of International Museum Day, you can visit the following Prague museums: National Gallery Prague National Museum National Museum of Agriculture The Prague City Museum Museum of Decorative Arts in Prague — reduced admission charge National Technical Museum — reduced admission charge