🇹🇷 Turkey · Fortified city
Dara (Anastasiopolis)
Late Roman–Byzantine (505 CE–1071 CE) · Eastern Roman (Byzantine) vs Sasanian Persian
Justinian border megafort with 3.5 km walls, earliest arch dam and 18 m deep rock-cut Great Cistern.
🇹🇷 Turkey · Temple complex
Hagia Sophia
Late Antiquity / Byzantine 532–537 CE, Ottoman additions 1453– · Byzantine Greek to Ottoman Islamic
Justinian's 537 CE dome on pendentives – seminal Byzantine basilica-monsoon turned mosque.