Related Clues:

• In old Greek city, a yield from farm tower sent back
• Citadel produces yield in a poor soil
• A yield on poor soil in Athens
• Something grown on poor soil in citadel
• Citadel in Athens
• Citadel has a harvest store put up
• A harvest grain store up in old citadel
• After a harvest, grain store turned into a place of high security
• The height of classical Greek architecture?
• Parthenon location
• Car pool is turning out to be a high point
• It's foremost in Athens, cut off on crumbling soil
• Something grown on poor soil in ancient citadel
• What may be rice and grain store over in old citadel
• Athenian landmark