Opening HoursA-Ma Temple8am - 6pm Lilau Square24/7Moorish BarracksVerandah: 9am - 6pmCathedral Square24/7Mandarin's House10:00 - 18:00 (No admission after 17:30) (closed on Wednesday) St. Joseph’s Seminary and ChurchChurch: 10:00 - 17:00 (access from Rua do Seminário) Seminary: not open to the public St. Lawrence’s ChurchMonday to Friday 07:00-18:00 Saturday and Sunday 07:00-21:00 St. Augustine’s Square24/7Dom Pedro V Theatre10:00-18:00 closed on Tuesdays Sir Robert Ho Tung LibraryMonday 14:00 - 20:00, Tuesday to Sunday 08:00 - 20:00 Camões Square24/7St. Augustine’s Church10:00 - 18:00“Leal Senado” BuildingBuilding 09:00 - 21:00 Gallery 09:00 - 21:00 (It will be opened only when there is an exhibition) Senado Square24/7Guia FortressFortress: 09:00 - 18:00 (No admission after 17:30) Guia Chapel 10:00 - 17:00 Lighthouse: not open to the public Sam Kai Vui Kun (Kuan Tai Temple)09:00 - 18:00Holy House of MercyMuseum: 10:00 - 13:00; 14:00 - 17:30 Closed on Tuesdays Cathedral07:30- 20:00Lou Kau Mansion10:00 - 18:00 (No admission after 17:30) Closed on Mondays St. Dominic’s Church10:00 - 18:00Ruins of St. Paul’sFaçade of the Church of Mater Dei: 24/7 Sacred Art Museum and Crypt 09:00 - 18:00 (No admission after 17:30)Closed on Tuesdays after 14:00-18:00 Ruins of St Paul's 09:00 - 18:00 (No admission after 17:30) Na Tcha Temple08:00 - 17:00 Na Tcha Exhibition Room 10:00 - 18:00 (No admission after 17:30) Closed on Wednesdays Section of the Old City Walls24/7Mount FortressFortress and gardens 07:00 - 19:00 Macao Museum 10:00 - 18:00 (No admission after 17:30) closed on Mondays St. Anthony’s Church06:30 - 18:00Barra Square24/7 Casa Garden10:00 - 19:00 Closed on Monday. St. Dominic’s Square24/7Company of Jesus Square24H Protestant Cemetery08:30 - 17:30