Verified information.

Primary official source for construction dates, 1835 fire, museum/crypt opening, address, hours, admission, and enquiry details.

Official World Heritage interpretation: facade dimensions, five-level symbolic structure, motifs, St. Paul's College, and Jesuit educational role.

Tourism-office context for the Macao World Heritage cluster, nearby attractions, visitor flow, and practical discovery.

Secondary visitor-signal source for crowd timing, common approaches from Senado Square, photo-pressure patterns, and recent public sentiment.

Secondary travel-planning source for attraction packaging and trip-planning language.

Secondary cross-check for the broader historical summary, names, and public encyclopedic context.

Reusable image pool for the shipped local media set; files are downloaded locally and credited individually.

Broader Commons media category for facade, museum, archaeological, and historical visual references.