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🏛️ Nicaea-Juliopolis

Archaeology - Ancient Rome Türkiye Asia

🏛️ Nicaea-Juliopolis
Ancient Roman city ruins in northwestern Anatolia


🕐 2 min read · Updated 16 Mar 2026 at 11:25
📌 Fast Facts
  • Located in Iznik, Bursa Province, northwestern Türkiye
  • Founded as Nicaea in the 4th century BCE by Macedonian settlers
  • Renamed Juliopolis under Roman Emperor Augustus
  • Site of the First Ecumenical Council (325 CE), a foundational Christian theological gathering

Nicaea-Juliopolis occupies the site of modern-day Iznik in Bursa Province, overlooking Lake Iznik (ancient Lake Ascania). The city ...

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