the roman agora, in athens, greece

acropolis aerides agora ancient andronikos antiquities antiquity archaeology architecture athens attica attraction civilization classic classical clock clocktower column columns considered culture destination district dominates first forum greece greek heritage hill historic horologion kyrrheste kyrrhestes kyrrhestos landmark located marble meteorological monument north octagonal pentelic picture plaka roman ruin ruins sightseeing station tourism tourist tower travel unesco vane water wind winds worlds