Columbia subject headings:
Religious architecture--Spain--Congresses.
Romans--Spain--Congresses.
Spain--Antiquities--Congresses.
Temples--Spain--Congresses.
Harvard subject headings:
Iberians--Antiquities--Congresses.
Iberians--Religion--Congresses.
Princeton subject headings:
Religious architecture--Spain--Congresses.
Romans--Spain--Congresses.
Spain--Antiquities--Congresses.
Temples--Spain--Congresses.