overview opening hours The Gallery of the Prague - Troja Municipal District is located near the Troja Castle. Regular exhibitions of contemporary Czech artists are held here. opening hours january—december mon, tue, wed, thu closed fri 13:00—17:00 sat, sun 10:00—18:00 more about opening hours Source: Galerie U lávky opening hours january—december mon, tue, wed, thu closed fri 13:00—17:00 sat, sun 10:00—18:00