Columbia subject headings:
Castulo (Extinct city)--Antiquities.
Castulo (Extinct city)--History.
Excavations (Archaeology)--Spain--Castulo.
Harvard subject headings:
Castulo (Extinct city)
Excavations (Archaeology)--Spain--Castulo (Extinct city)
Pottery--Spain--Castulo (Extinct city)
Spain--Antiquities.
Princeton subject headings: