Columbia subject headings:
Athens (Greece)--Antiquities.
Greece--Antiquities.
Tower of the Winds (Athens, Greece)
Towers--Greece--Athens.
Harvard subject headings:
Athens (Greece)--Buildings, structures, etc.
Tower of the Winds (Athens, Greece)
Princeton subject headings:
Athens (Greece)--Antiquities.
Greece--Antiquities.
Tower of the Winds (Athens, Greece)
Towers--Greece--Athens.