🇺🇦 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
Pantikapaion — Central Lower Terrace Submerged Quay
Archaic to Late Antiquity (6th c. BCE – 370 CE) · Milesian Greek / Bosporan Kingdom
Central drowned quay of Pantikapaion — ashlar harbour terrace 1.5–4 m in Kerch Bay below Mithridates acropolis.
🇷🇺 Russia · Submerged site
Patrai — Central Submerged Emporium in Kerch Strait
Archaic to Late Antiquity (6th c. BCE – 500 CE) · Ionian Greek / Bosporan / Roman
Central strait emporium of Patrai — transshipment mole at 2–4 m in Kerch Strait handling grain toll.
🇺🇦 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.