overview opening hours In a quiet courtyard near the bustling Charles Bridge, Grounds L4 Café draws you in with the rich aroma of coffee from the Rusty Nails roastery and delightful pastries from Artic Bakehouse. The venue offers a warm, friendly atmosphere—perfect for working, meeting friends or finishing a good book in the cosy patio beside the Church of Our Lady beneath the Chain. The early Baroque building with its charming inner courtyard was once a central part of the Maltese commandery. opening hours january—december mon—fri 8:00—17:00 sat—sun 10:00—17:00 more about opening hours opening hours january—december mon—fri 8:00—17:00 sat—sun 10:00—17:00