Columbia subject headings:
Architecture--Portugal--Lisbon--History.
Grande Auditório (Lisbon, Portugal)
Lisbon (Portugal)--Buildings, structures, etc.
Music-halls--Conservation and restoration--Portugal--Lisbon.
Harvard subject headings:
Architecture--Portugal--Lisbon--History--21st century.
Grande Auditório (Lisbon, Portugal)
Lisbon (Portugal)--Buildings, structures, etc.
Music-halls--Conservation and restoration--Portugal--Lisbon.
Princeton subject headings: