🇮🇹 Italy · Submerged site
Lilybaeum – Punic Harbour of Marsala
Punic to Medieval (396 BCE – 1200 CE) · Carthaginian / Greek / Roman
Punic naval harbour with ashlar mole at –1 m off Marsala's Capo Boeo – Carthage's western bastion.
🇬🇧 United Kingdom · Submerged site
Old Winchelsea – Storm-Drowned Cinque Port, Sussex
Medieval (1110–1288 CE) · English Norman / Cinque Ports
Cinque Port drowned 1287–1288 — 50-acre shingle island harbour now −6 m in Rye Bay; New Winchelsea bastide 1292 replacement 2 km inland.
🇷🇺 Russia · Submerged site
Patrai — Strait Submerged Emporium (Kerch Strait Taman Shore East)
Archaic to Late Antique (575 BCE – 500 CE) · Milesian Greek / Bosporan
Eastern Strait toll harbour of Patrai on Kerch Strait — 60 m quay at –1.8 m and customs house.
🇪🇬 Egypt · Submerged site
Berenike Troglodytica — Foul Bay Southern Lagoon Harbour (Ras Benas South)
Ptolemaic to Late Roman (275 BCE – 550 CE) · Ptolemaic / Roman Egyptian
Southern Foul Bay lagoon of Berenike behind Ras Benas — gypsum quay at –1.5 m and elephant ramp.
🇪🇬 Egypt · Submerged site
Berenike Troglodytica — Foul Bay Southern Lagoon Harbour (Ras Benas South) — v2
Ptolemaic to Late Roman (275 BCE – 550 CE) · Ptolemaic / Roman Egyptian
Southern Foul Bay lagoon of Berenike behind Ras Benas — gypsum quay at –1.5 m and elephant ramp.
🇺🇦 Ukraine · Submerged site
Olbia Pontica — Southern Lower Town Harbour (Bug Liman South)
Archaic to Roman (647 BCE – 300 CE) · Milesian Greek / Scythian
Southern Black Sea harbour of Olbia Pontica below acropolis — 140 m curved mole at –1.8 m.
🇷🇺 Russia · Submerged site
Porthmion — South Harbour at Chushka Spit South (Kerch Strait South Spit)
Archaic to Late Antique (580 BCE – 300 CE) · Milesian / Bosporan
Southern spit harbour of Porthmion on Chushka South — 55 m piled quay at –1.8 m and guard mole.
🇮🇹 Italy · Submerged site
Populonia – Etruscan Iron Harbour at Baratti
Etruscan Archaic to Roman (c. 700 BCE – 300 CE) · Etruscan / Roman
Etruscan iron-smelting harbour drowned under Baratti slag beach – quay blocks at –1 to –2 m.
🇪🇬 Egypt · Submerged site
Wadi Gawasis — Mersa Gawasis Pharaonic Harbour at Saww (Red Sea)
Old Kingdom to New Kingdom (2500 – 1400 BCE) · Middle Kingdom Egyptian
12th dynasty pharaonic harbour at Mersa Gawasis — limestone anchor shrine with Senusret stele at –1 m and 8 cedar anchors at –1.5 m.
🇪🇬 Egypt · Submerged site
Wadi Gawasis — Mersa Gawasis Pharaonic Harbour at Saww (Red Sea) — v2
Old Kingdom to New Kingdom (2500 – 1400 BCE) · Middle Kingdom Egyptian
12th dynasty pharaonic harbour at Mersa Gawasis — limestone anchor shrine with Senusret stele at –1 m and 8 cedar anchors at –1.5 m.
🇷🇺 Russia · Submerged site
Phanagoria — Tuzla Spit Western Anchorage (Taman Peninsula)
Archaic to Late Antique (543 BCE – 600 CE) · Ionian Greek / Bosporan Kingdom
Western roadstead of Phanagoria 2–4 m under Taman Bay west of Tuzla Spit — timber jetties and salting quarter 220 m offshore.
🇷🇺 Russia · Submerged site
Phanagoria — Tuzla Spit Western Anchorage (Taman Peninsula) — v2
Archaic to Late Antique (543 BCE – 600 CE) · Ionian Greek / Bosporan Kingdom
Western roadstead of Phanagoria 2–4 m under Taman Bay west of Tuzla Spit — timber jetties and salting quarter 220 m offshore.
🇬🇷 Greece · Submerged site
Abdera — Western Harbour at Bulustra West (Thrace West Harbour)
Archaic to Late Antique (654 BCE – 400 CE) · Teian / Klazomenian Ionian
Western lagoon harbour of Abdera at Bulustra West — 55 m mole at –2 m and bastion.
🇷🇺 Russia · Submerged site
Gorgippia — Central Harbour Quarter (Anapa Bay Central)
Archaic to Late Antique (550 BCE – 260 CE) · Sindian / Bosporan Kingdom
Central city harbour of Gorgippia in Anapa Bay — 110 m quay at –2 m and salting vats.
🇦🇷 Argentina · Submerged site
Villa Epecuen Submerged Street Grid West
Bronze Age to Classical (2000 BCE–300 CE) · Bronze Age–Classical
Villa Epecuen Submerged Street Grid West in Buenos Aires, Villa Epecuén, Argentina is a Bronze Age to Classical (2000 BCE–300 CE) submerged city attributed to Bronze Age–Classical.
🇪🇬 Egypt · Submerged site
Antirhodos Island Submerged Palace of Cleopatra
Bronze Age to Classical (2000 BCE–300 CE) · Bronze Age–Classical
Antirhodos Island Submerged Palace of Cleopatra in Alexandria, Eastern Harbour, Egypt is a Bronze Age to Classical (2000 BCE–300 CE) submerged city attributed to Bronze Age–Classical.
🇷🇺 Russia · Submerged site
Toricos — Cape Toretae Southern Harbour (Anapa South Cape)
Archaic to Hellenistic (560 BCE – 50 BCE) · Toretae Maeotian / Greek
Southern cape harbour of Toricos at Toretae Cape — 45 m jetty at –2.5 m and breakwater spur.
🇺🇦 Ukraine · Submerged site
Olbia Pontica — Lower Town Harbour Second Phase (Bug Liman)
Archaic to Late Roman (647 BCE – 4th c. CE) · Milesian Greek
Milesian Dnieper–Bug emporium — second-phase lower harbour terrace 2–6 m submerged under Bug Liman estuary.
🇪🇬 Egypt · Submerged site
Quseir al-Qadim — Mangrove Harbour Extension at Marsa Nakari West (Leukos Limen West)
Roman to Mamluk (25 BCE – 1450 CE) · Roman / Islamic (Ayyubid-Mamluk)
Western mangrove bay of Quseir al-Qadim at Marsa Nakari west — gypsum quay at –1.2 m and 14th c. Islamic warehouses.
🇪🇬 Egypt · Submerged site
Quseir al-Qadim — Mangrove Harbour Extension at Marsa Nakari West (Leukos Limen West) — v2
Roman to Mamluk (25 BCE – 1450 CE) · Roman / Islamic (Ayyubid-Mamluk)
Western mangrove bay of Quseir al-Qadim at Marsa Nakari west — gypsum quay at –1.2 m and 14th c. Islamic warehouses.
🇪🇬 Egypt · Submerged site
Heracleion Central Temple Amun-Gereb Statue Base
Bronze Age to Classical (2000 BCE–300 CE) · Bronze Age–Classical
Heracleion Central Temple Amun-Gereb Statue Base in Alexandria, Heracleion, Egypt is a Bronze Age to Classical (2000 BCE–300 CE) submerged city attributed to Bronze Age–Classical.
🇪🇸 Spain · Submerged site
Baelo Claudia Submerged Fish-Salting Factory 4
Bronze Age to Classical (2000 BCE–300 CE) · Bronze Age–Classical
Baelo Claudia Submerged Fish-Salting Factory 4 in Andalusia, Baelo Claudia, Spain is a Bronze Age to Classical (2000 BCE–300 CE) submerged city attributed to Bronze Age–Classical.
🇯🇲 Jamaica · Submerged site
Port Royal Submerged 1692 Earthquake Fort James Wall
Bronze Age to Classical (2000 BCE–300 CE) · Bronze Age–Classical
Port Royal Submerged 1692 Earthquake Fort James Wall in Surrey, Port Royal, Jamaica is a Bronze Age to Classical (2000 BCE–300 CE) submerged city attributed to Bronze Age–Classical.
🇾🇪 Yemen · Submerged site
Qana – Incense Harbour of Hadramawt, Bir Ali
South Arabian to Himyarite (c. 500 BCE – 630 CE) · Hadrami / Himyarite
Hadrami sea harbour rock-cut channel 600 m at –0.5 m off Bir Ali – mole with incense altars.