🇺🇦 Ukraine · Submerged site
Pantikapaion — South Mole Harbour Extension
Early Bronze Age land surface to Late Antiquity · Bosporan Hellenistic
Southern rubble mole of Pantikapaion — 90 m breakwater at 3.5–5 m defining royal basin in Kerch Bay.
🇺🇦 Ukraine · Submerged site
Nymphaion — Northern Vineyard Terrace Submerged Harbour
Archaic to Late Antiquity (580 BCE – 400 CE) · Milesian Greek / Bosporan
Northern drowned vineyard-harbour of Nymphaion — rock-cut quay and vine trenches 1.8–3.2 m in Geroevka Bay.