overview opening hours HIDDEN Gallery is an independent Prague-based space dedicated to contemporary art. It focuses on emerging international and Czech artists with strong visionary practices that transcend trends. Known for its experimental curatorial approach, the gallery often transforms unconventional spaces (e.g., metro stations) into immersive art venues, fostering dialogue between art and the public. opening hours january—december mon closed tue 15:00—18:00 wed closed thu 15:00—18:00 fri closed sat 15:00—18:00 sun closed more about opening hours opening hours january—december mon closed tue 15:00—18:00 wed closed thu 15:00—18:00 fri closed sat 15:00—18:00 sun closed