🇹🇷 Turkey · Submerged site
Trapezus – Black Sea Harbour of Trabzon, Pontus
Archaic to Ottoman (631 BCE – 1923 CE) · Ionian Greek / Pontic / Roman / Byzantine / Seljuk
Milesian 756 BCE via Sinope — 180 m eastern mole at −2 m off Trabzon Ortahisar where Xenophon wintered 30 days.