You are hereHomeArchaeology OdysseyNovember/December 2004Antiquity’s High Holy Place By the time the Propylaea was constructed, the Acropolis itself was no longer fortified. After the Persians departed, walls were constructed to encompass much of Athens, not just the Acropolis. Join the BAS Library! Already a library member? Log in here. Institution user? Log in with your IP address.