Columbia subject headings:
Harvard subject headings:
Excavations (Archaeology)--Portugal--Exhibitions.
Excavations (Archaeology)--Spain--Exhibitions.
Portugal--Antiquities, Roman--Exhibitions.
Romans--Portugal--Exhibitions.
Romans--Spain--Exhibitions.
Spain--Antiquities, Roman--Exhibitions.
Princeton subject headings:
Excavations (Archaeology)--Portugal--Exhibitions.
Excavations (Archaeology)--Spain--Exhibitions.
Portugal--Antiquities, Roman--Exhibitions.
Romans--Portugal--Exhibitions.
Romans--Spain--Exhibitions.
Spain--Antiquities, Roman--Exhibitions.