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CategoriesAncient ports
Harbours, quays and anchorages that moved cargo before the coastline shifted.
🇯🇵 Japan · Submerged site
Medieval (regional) · Medieval
Northern Yonaguni Necropolis I — Yonaguni (58-46) at Yonaguni, Japan is a Medieval (regional) submerged city of the Medieval tradition, built c. 1200 BCE for necropolis and associated settlement.
🇮🇱 Israel · Ancient port
Herodian (22–10 BCE Sebastos harbour, Agrippa? forms Caesarea, Raban, late Roman) · Herodian Roman (Herod 22 BCE hydraulic concrete pozzolana , Vitruvius concrete for Agrippa harbour)
Caesarea Sebastos Raban 1980–90 hydraulic concrete 22 BCE Herod.
🇲🇦 Morocco · Submerged site
Early Bronze Age (3300–2100 BCE) · Early Bronze Age
Sunken City off Camp in Souss-Massa, Morocco is a Early Bronze Age (3300–2100 BCE) submerged city attributed to Early Bronze Age culture.
🇮🇹 Italy · Submerged site
Archaic Greek to Late Antique (700 BCE – 5th c. CE) · Syracusan Greek / Sicilian Sicel
700 BCE Syracusan colony at Vendicari lagoon — quay slabs and fish tanks half in sea at –0.5 to –3 m behind 3.5 km walls.
🇫🇷 France · Submerged site
Jōmon (14000–300 BCE) · Jōmon
Sunken City off Fen in Occitanie, France is a Jōmon (14000–300 BCE) submerged city attributed to Jōmon culture.
🇱🇧 Lebanon · Submerged site
Bronze Age to Medieval (3000 BCE–1300 CE) · Canaanite / Phoenician
Sidon Submerged Island Quarry and Breakwater in South Governorate, Lebanon is a Bronze Age to Medieval (3000 BCE–1300 CE) submerged-city attributed to Canaanite / Phoenician.
🇪🇬 Egypt · Buried city
Early Dynastic to Late Antique (3500 BCE – 400 CE) · Egyptian Saite / Persian / Greek mercenary / Ptolemaic
Saite 26th Dyn capital 664 BCE — Neith enclosure 700x600 m with walls 20 m thick and harbour 600x300 m now sebkha at +2 m under 8 m silt.
🇹🇷 Turkey · Submerged site
Archaic to Late Antique (700 BCE – 600 CE) · Dorian Greek / Carian / Roman / Byzantine
Dorian Myndus — 150 m causeway to Rabbit Island and drowned harbour walls at −3 m in Gümüşlük Bay, walkable at low tide.
🇪🇬 Egypt · Buried city
Ptolemaic to Byzantine (300 BCE – 500 CE) · Ptolemaic Greek / Roman Egyptian
Eastern lake harbour of Karanis at Kom Aushim — 55 m granary pier at –0.5 m on Moeris shore.
🇺🇦 Ukraine · Submerged site
Classical to Medieval (422 BCE – 1400 CE) · Heracleian Doric / Byzantine
Western citadel harbour of Tauric Chersonesos in Quarantine Bay — 130 m mole at –2.5 m and ship-sheds.
🇪🇬 Egypt · Buried city
Ptolemaic to Roman (300 BCE – 250 CE) · Ptolemaic Egyptian / Roman
Eastern isthmus harbour of Soknopaiou Nesos at Dime — 50 m causeway quay at –1 m and isthmus basin.
🇨🇾 Cyprus · Submerged site
Iron Age to Early Byzantine (1100 BCE – 648 CE) · Cypriot-Greek / Phoenician / Ptolemaic / Roman / Byzantine
Twin lagoon harbours of Evagoras's Salamis drowned 2.0 m — Flemming 1974 mapped diagonal causeway and quays at −2 m in Famagusta lagoon.
🇬🇷 Greece · Submerged site
Archaic Greek to Late Medieval (700 BCE – 1428 CE) · Greek / Elean / Frankish / Venetian
Crusader Glarentza mint-port (1205–1428) built atop Classical Kyllene trireme harbour — submerged moles at −5 m under north walls mapped by marine geophysics.
🇪🇬 Egypt · Buried city
Middle Kingdom to Byzantine (1991 BCE – 400 CE) · Egyptian / Ptolemaic / Roman
Northern canal harbour of Tebtunis at Umm el-Brigat — 12 m bridge pier at –1.5 m and 60 m quay.
🇺🇦 Ukraine · Submerged site
Classical to Late Antique (5th c. BCE – 370 CE) · Kimmerian / Bosporan Greek
Lagoon harbour of Kimmerikon below Opuk Mountain — 80 m quay at –1.5 m behind pink lake lagoon spit with fortress walls 300 m.
🇬🇷 Greece · Submerged site
Archaic to Late Antique (c. 700 BCE – 600 CE) · Corinthian Greek / Roman
Saronic harbour of Corinth with twin Roman moles and submerged quay walls 1–3 m offshore at Kechries.
🇮🇹 Italy · Submerged site
Phoenician to Late Antique (800 BCE – 600 CE) · Phoenician / Punic / Roman / Nuragic
8th c. BCE Nora Stone Phoenician colony — 120 m quay at −3 m off Capo di Pula isthmus with 7 wrecks at −8 m.
🇪🇬 Egypt · Buried city
Hellenistic to Early Islamic (300 BCE – 800 CE) · Hellenistic / Byzantine Egyptian
Eastern Mareotis harbour of Marea behind Lake Mareotis — 90 m Pharos mole at –1.5 m and eastern quay with chirho dumps.
🇷🇺 Russia · Submerged site
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.
🇹🇷 Turkey · Submerged site
Hellenistic to Byzantine (300 BCE – 600 CE) · Seleucid / Roman / Byzantine
Antioch's silted harbour basin 600×400 m now meadow at Çevlik with 1.4 km Roman flood tunnel.
🇺🇦 Ukraine · Submerged site
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.
🇩🇪 Germany · Ancient city
Viking Age (c.770–1066 CE) · Danish Viking (later German Ottonian)
Hedeby (Heiðabýr, 8th–11th century CE), on the Haddebyer Noor inlet at the base of the Jutland Peninsula, was the largest Viking Age emporium in Scandinavia, a 27-hectare semicircular…
🇷🇺 Russia · Submerged site
Classical to Late Antique (5th c. BCE – 370 CE) · Bosporan Greek
Chushka Spit ferry harbour of Porthmion at Kerch Strait — 100 m rubble causeway at –2 m with wheel ruts and customs quay 60 m.
🇯🇵 Japan · Submerged site
Bronze Age to Classical (2000 BCE–300 CE) · Bronze Age–Classical
Yonaguni Submerged Stepped Terrace South Face in Okinawa, Yonaguni, Japan is a Bronze Age to Classical (2000 BCE–300 CE) submerged city attributed to Bronze Age–Classical.
