• The Olympeion Archaeological Site

A site of ancient ruins between the Acropole and the River Ilissos a short walk from the Musée de l'Acropole. The major structures in the site are the 6e siècle av. J.-C. Temple of Olympian Zeus and the well preserved 2nd century marble Arch of Hadrian.
More in the site are Roman baths, classical era houses, a 5e century basilica, and more.