🇬🇪 Georgia · Submerged site
Pitiunt (Bichvinta) – Submerged Fortress Basilica of Georgia
Greek to Byzantine (6th c. BCE Greek emporion – 14th c. patriarchate) · Milesian Greek / Roman / Byzantine Colchian–Abkhaz
Northernmost Black Sea Roman fortress — east wall and mole now –0.5 to –4 m on Pitsunda lagoon-sea spit.