Columbia subject headings:
Cities and towns, Ancient--Africa, North.
Cities and towns, Roman--Africa, North.
Extinct cities--Africa, North.
Harvard subject headings:
Africa, Northwestern--Antiquities, Roman.
Architecture, Roman--Africa, Northwest.
Cities and towns, Ancient--Africa, Northwest.
Extinct cities--Africa, Northwest.
Princeton subject headings:
Architecture, Roman--Africa.
City planning--Africa.