🇹🇷 Turkey · Submerged site
Amastris – Double Harbour of Paphlagonia, Amasra
Hellenistic to Ottoman (300 BCE – 1923 CE) · Persian / Ionian Greek / Pontic / Roman / Genoese
Persian princess city 300 BCE — double bays Büyük and Küçük Liman divided by islet with 90 m mole at −2 m.