overview opening hours The gallery was founded in 2005 on the site of the former Gallery of Jiří and Běla Kolář. The building blocks for the exhibition programme comprise Czech post-war art — primarily that of Group 42 (Skupina 42), post-war surrealism, the abstract art of the 1960s, constructivism and contemporary art. opening hours january—december mon—fri 10:00—18:00 sat—sun 12:00—18:00 Opening hours on public holidays are the same as on weekends. more about opening hours opening hours january—december mon—fri 10:00—18:00 sat—sun 12:00—18:00 Opening hours on public holidays are the same as on weekends.