the erechtheion at the acropolis in athens

acropolis ancient archaeological archeology architectural architecture athens attica attraction beautiful blue building caryatid caryatides caryatids classical column columns culture detail erechteion erechteum erechtheion erechtheum erechthion erectheion famous greece greek heritage historic history landmark marble monument parthenon pillar porch ruin sculpture sightseeing stone temple tourism traditional travel vacation world