overview opening hours This is one of the leading private galleries in Prague which is specifically focused on significant works of contemporary art and on supporting the up-and-coming generation of artists. Throughout its existence, the gallery has been host to dozens of exhibitions as well as projects connected with social and educational events. It's located on Dlouhá Street not far from Old Town Square. opening hours january—december mon—fri 13:00—18:00 sat—sun The gallery is closed on public holidays. more about opening hours opening hours january—december mon—fri 13:00—18:00 sat—sun The gallery is closed on public holidays.