Columbia subject headings:
Excavations (Archaeology)--Spain--Jaén.
Hydraulic structures--Spain--Jaén--History.
Jaén (Spain)--Antiquities, Roman.
Harvard subject headings:
Excavations (Archaeology)--Spain--Jaén.
Jaén (Spain)--Antiquities, Roman.
Water use--Spain--Jaén--History.
Water--Spain--Jaén--Distribution--History.
Water-supply--Spain--Jaén--History.
Princeton subject headings: