🇲🇦 Morocco · Ancient city
Kouass
Phoenicio-Punic to Roman (6th c. BCE–3rd c. CE) · Phoenician / Mauretanian / Roman
Kouass (near Asilah) is a Phoenician–Mauretanian port and factory on Atlantic estuary, 6th c. BCE–3rd c. CE, with 5th-c.
🇩🇿 Algeria · Ancient city
Rusuccuru
Phoenicio-Punic to Medieval (5th c. BCE–16th c. CE; Roman peak 1st–4th c. CE) · Phoenician / Punic / Roman / Byzantine
Rusuccuru (modern Dellys) is a Phoenician–Roman port on Algeria's Kabyle coast, founded 5th c. BCE as Carthaginian fish-salting station.
🇧🇷 Brazil · Submerged site
Pavlopetri Grave Circle Outlier West
Early Medieval (500–1000 CE) · Bronze Age
Pavlopetri Grave Circle Outlier West in Sambaqui Coast, Brazil is a Early Medieval (500–1000 CE) submerged city attributed to Bronze Age culture.
🇮🇱 Israel · Submerged site
Bass Strait Drowned Midden South — Atlit Coast (Caesarea)
Early Medieval (500–1000 CE) · Local Neolithic
Bass Strait Drowned Midden South in Atlit Coast, Israel is a Early Medieval (500–1000 CE) submerged city attributed to Local Neolithic culture.
🇪🇬 Egypt · Ancient city
Myos Hormos — Quseir al-Qadim White Harbour Extension
Ptolemaic to Roman (300 BCE–400 CE) · Ptolemaic–Roman Indian Ocean port
Myos Hormos — Quseir al-Qadim White Harbour Extension in Red Sea Governorate, Egypt is a Ptolemaic to Roman (300 BCE–400 CE) ancient-city attributed to Ptolemaic–Roman Indian Ocean port.
🇮🇳 India · Submerged site
Pharos Foundation Block East
Early Bronze Age (3000–2000 BCE) · Classical
Pharos Foundation Block East in Dwarka Coast, India is a Early Bronze Age (3000–2000 BCE) submerged city attributed to Classical culture.
🇮🇳 India · Ancient city
Chandraketugarh
Early Historic 400 BCE–12th c · Gangetic NBPW → Sunga–Satavahana → Gupta–Pala
Chandraketugarh — Early Historic port-city of Gangaridai (400 BCE–12th c CE) on Bidyadhari 35 km NE Kolkata, excavated 1957–68 Asok Datta. Ptolemy's Gange candidate, Wari western partner.
🇮🇱 Israel · Tell
Tel Michal — Yarkon Estuary Palace
Late Bronze Age to Persian (1500–332 BCE) · Canaanite / Philistine / Phoenician
Tel Michal — Yarkon Estuary Palace in Central Coastal Plain, Israel is a Late Bronze Age to Persian (1500–332 BCE) tell attributed to Canaanite / Philistine / Phoenician.
🇬🇧 United Kingdom · Submerged site
St Michael's Mount — Submerged Land Surface
Neolithic to Medieval · Cornish / medieval monastic
St Michael's Mount — Submerged Land Surface in Cornwall, England, United Kingdom is a Neolithic to Medieval submerged-city attributed to Cornish / medieval monastic.
🇱🇧 Lebanon · Ancient city
Tyre — Al-Mina Phoenician Port
Phoenician to Roman (2750 BCE–300 CE) · Phoenician
Tyre — Al-Mina Phoenician Port in South Governorate, Phoenician coast, Lebanon is a Phoenician to Roman (2750 BCE–300 CE) ancient city attributed to Phoenician culture.
🇮🇱 Israel · Tell
Tell Qasile — Philistine Port
Iron Age I (1200–1000 BCE) · Philistine
Tell Qasile — Philistine Port in Yarkon River, Israel is a Iron Age I (1200–1000 BCE) tell attributed to Philistine.
🇧🇩 Bangladesh · Ancient city
Wari-Bateshwar
Chalcolithic → Iron Age 500 BCE–300 CE · Iron Age Gangetic (NBPW)
Wari-Bateshwar — twin-village Early Historic port-city (Chalcolithic levels, Iron Age 500 BCE–300 CE) 70 km NE Dhaka, discovered 1933 Hanif Pathan, excavated 2000–10 Rahman.
🇸🇾 Syria · Tell
Tell Sukas — Shuksi Port
Neolithic to Iron (6000–1180 BCE) · Canaanite/Phoenician
Tell Sukas — Shuksi Port in Latakia Governorate, coast, Syria is a Neolithic to Iron (6000–1180 BCE) tell attributed to Canaanite/Phoenician culture.
🇲🇽 Mexico · Ancient port
Isla Cerritos
Classic · Maya/Andean
Isla Cerritos — offshore port island with dike.
🇬🇷 Greece · Submerged site
Gytheio – Submerged Roman Harbour of Laconia
Classical to Late Antique (500 BCE – 600 CE) · Spartan / Roman
Sparta's naval harbour — Roman quays and 70 m concrete mole now at −4 m off Gytheio and Marathonisi, mapped by Flemming 1968–71.
🇹🇷 Turkey · Submerged site
Halicarnassus – Submerged Moles of Bodrum Harbour
Archaic to Byzantine (1070 BCE – 1402 CE) · Carian / Greek / Persian satrapal / Roman / Byzantine / Hospitaller
Herodotus birthplace — Mausolus capital with two moles now −4 m under Bodrum Marina, traced by multibeam bathymetry.
🇹🇷 Turkey · Submerged site
Amastris – Double Harbour of Paphlagonia, Amasra
Hellenistic to Ottoman (300 BCE – 1923 CE) · Persian / Ionian Greek / Pontic / Roman / Genoese
Persian princess city 300 BCE — double bays Büyük and Küçük Liman divided by islet with 90 m mole at −2 m.
🇳🇱 Netherlands · Buried city
Saeftinghe – Drowned Land of the Scheldt, Zeeland
Medieval (1230–1584 CE) · Flemish / Dutch / Zeelandic
Scheldt viscountcy drowned 1404–1584 — 55 km² peat polder with 4 villages now Europe largest salt marsh at +0.5 m.
🇪🇬 Egypt · Buried city
Coptos – Wadi Hammamat Desert Harbour Road, Qift
Predynastic to Medieval (4500 BCE – 1200 CE) · Egyptian / Ptolemaic / Roman / Eastern Desert
Nile gate to Red Sea — Min temple 300x150 m with Wadi Hammamat harbour 300x100 m for Myos Hormos elephant caravans.
🇻🇳 Vietnam · Ancient village
Truong Son Sa Huynh
Iron Age Sa Huỳnh 1000 BCE–200 CE → Oc Eo 200–600 CE → Cham 200–1400 CE · Sa Huỳnh (South Central Vietnam Iron Age, Kalanay related)
Sa Huỳnh jar-burial coastal culture (1000 BCE–200 CE) at Sa Huỳnh dune plain — 80 cm burial jars with lingling-o earrings and glass bead sea trade.
🇬🇷 Greece · Submerged site
Aigosthena – Fortified Harbour of Megaris, Porto Germeno
Classical to Medieval (370 BCE – 1500 CE) · Megarian / Boeotian / Hellenistic
Megarian border fort — 18 m SE tower with original roof above 60 m mole at −2 m guarding Kithairon pass.
🇻🇳 Vietnam · Ancient city
Oc Eo
Funan 1st–12th c CE → Chenla → Post-Funan · Funan (Austroasiatic–Indianized) → Mekong–Champa transit
Funan canal city expanded — 11 canals and Ba Thê hill with Roman coin at Óc Eo, An Giang (1st–12th c).
🇬🇷 Greece · Submerged site
Astypalaia Harbour – Submerged Quays of the Dodecanese Port
Archaic to Medieval (800 BCE – 1522 CE) · Dorian Greek / Hellenistic / Roman / Venetian
Dodecanese butterfly island — 80 m mole and quays at −3 m beneath Querini castle hill and at Kaminakia Bay 36.5171N.
🇹🇷 Turkey · Ancient city
Elaiussa Sebaste
Hellenistic to Byzantine (c.200 BCE–700 CE) · Cappadocian royal → Roman client kingdom
Augustan island-promontory city at Ayaş with hillside theatre, harbour islet and Achilles agora mosaics.