🇬🇷 Greece · Temple complex
Temple of Olympian Zeus (Olympieion)
Archaic to Roman Imperial (638-year build) · Athenian tyranny, Hellenistic Seleucid, Roman Imperial
638-year colossal: Pisistratid → Antiochus–Cossutius → Hadrian, 8×20 Corinthian 17 m columns, largest mainland.