the ancient ruins of the gymnasion at the sacred city, sanctuary and healing center of epidaurus,greece

epidaurus epidavros epidauros greece mediterranean ancient city archaeological europe unesco ruins sanctuary antiques corinthian architectural columns asclepius remains civilization pillars landscape travel argolida site old asclepieion peloponnese antique landmark ruin archeology heritage history marble monument architecture greek historic column stone classic culture temple asklipios hestiatorion peloponnes tourism building theatre asklepius