🇺🇦 Ukraine · Submerged site
Chersonesos — Quarantine Bay Central Submerged Mole
Classical to Byzantine (5th c. BCE – 1400 CE) · Herakleian Greek / Bosporan / Byzantine
Central mole of Chersonesos Quarantine Bay — 65 m ashlar harbour mole at 2–5 m dividing naval/mercantile basins.