🇮🇳 India · Submerged site
Poompuhar – Sangam Drowned Port of Kaveripumpattinam
Iron Age Sangam to Early Chola (c. 500 BCE – 500 CE) · Tamil Sangam / Early Chola
Sangam Chola drowned wharf 1.5 km at –2 to –4 m off Kaveri mouth – U-breakwater at –4 m.
🇮🇳 India · Lost civilisation
Kumari Kandam — Palk Strait Pseudo Extension (India–Sri Lanka Lemuria)
Pleistocene aeolian limestone barrier-beach (5300 BCE barrier) + Tamil Sangam flood memory (~300 BCE) projected as lost continent pseudo 30ka pseudo at 9.09N 79.52E · Natural aeolian limestone barrier-island chain (Adam's Bridge 5300 BCE) + Tamil nationalist continental legend (Devaneya 1940)
Tamil Lemuria Kumari Kandam fantasy on Palk Strait Adam's Bridge — aeolian limestone bridge 50 km at –4 to –7 m claimed as submerged Kumari capital causeway.
🇮🇳 India · Submerged site
Poompuhar Submerged Chola Wharf South
Bronze Age to Classical (2000 BCE–300 CE) · Bronze Age–Classical
Poompuhar Submerged Chola Wharf South in Tamil Nadu, Poompuhar, India is a Bronze Age to Classical (2000 BCE–300 CE) submerged city attributed to Bronze Age–Classical.
🇮🇳 India · Submerged site
Inner Dwarka Ridge South — Dwarka (58-33)
Chalcolithic (regional) · Chalcolithic
Inner Dwarka Ridge South — Dwarka (58-33) at Dwarka, India is a Chalcolithic (regional) submerged city of the Chalcolithic tradition, built c. 3000 BCE for ridge and associated settlement.
🇮🇳 India · Submerged site
New Dwarka Citadel North — Dwarka (58-03)
Iron Age (regional) · Iron Age
New Dwarka Citadel North — Dwarka (58-03) at Dwarka, India is a Iron Age (regional) submerged city of the Iron Age tradition, built c. 2500 BCE for citadel and associated settlement.
🇮🇳 India · Submerged site
Dwarka (Bet Dwarka & Gulf of Khambhat)
Late Harappan to Historical (maybe 1500 BCE onward; claimed 3500 BCE) · Harappan(?) / Historical Hindu
Ancient sacred city of Krishna described in Mahabharata, being searched offshore Bet Dwarka and Gulf of Khambhat.
🇮🇳 India · Submerged site
Korkai – Early Pandyan Drowned Port, Tuticorin
Early Historic Sangam (c. 600 BCE – 1000 CE) · Early Pandyan / Sangam Tamil
Early Pandyan pearl harbour 8 km inland silted – beacon mound and salt-pan wharf under pasture.
🇮🇳 India · Submerged site
Pattanam-Muziris – Roman Pepper Port, Kerala
Iron Age to Medieval (c. 1000 BCE – 1341 CE) · Chera / Indo-Roman
Roman pepper port brick wharf 100 m under 3 m silt at Pattanam – 8 m canoe at 4 km inland.
🇮🇳 India · Submerged site
Gulf of Cambay — Submerged Wall North (Gujarat, Ancillary)
Bronze Age to Classical (2000 BCE–500 CE) · Bronze–Iron Age maritime
Gulf of Cambay — Submerged Wall North (Gujarat, Ancillary) in Gujarat, Gulf of Khambhat, India is a Bronze Age to Classical (2000 BCE–500 CE) submerged cit…
🇮🇳 India · Submerged site
Central Dwarka Mound South — Dwarka (58-39)
Bronze Age (regional) · Bronze Age
Central Dwarka Mound South — Dwarka (58-39) at Dwarka, India is a Bronze Age (regional) submerged city of the Bronze Age tradition, built c. 400 BCE for mound and associated settlement.
🇮🇳 India · Submerged site
Lower Dwarka Village North — Dwarka (58-28)
Medieval (regional) · Medieval
Lower Dwarka Village North — Dwarka (58-28) at Dwarka, India is a Medieval (regional) submerged city of the Medieval tradition, built c. 2500 BCE for village and associated settlement.
🇮🇳 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 · Submerged site
Arikamedu – Indo-Roman Harbour of Podouke
Early Historic Iron Age to Medieval (c. 200 BCE – 1000 CE) · Tamil / Indo-Roman
Podouke silted brick quay 45 m at 1.5 m above former estuary – Rouletted ware warehouses.
🇮🇳 India · Submerged site
Dvarka Bet Submerged Harappan Anchorage
Bronze Age to Classical (2000 BCE–300 CE) · Bronze Age–Classical
Dvarka Bet Submerged Harappan Anchorage in Gujarat, Bet Dwarka, India is a Bronze Age to Classical (2000 BCE–300 CE) submerged city attributed to Bronze Age–Classical.
🇮🇳 India · Submerged site
Mahabalipuram — Submerged Ancillary Mandapa (Tamil Nadu)
Bronze Age to Classical (2000 BCE–500 CE) · Bronze–Iron Age maritime
Mahabalipuram — Submerged Ancillary Mandapa (Tamil Nadu) in Tamil Nadu, Mahabalipuram, Submerged Shore, India is a Bronze Age to Classical (2000 BCE–500 CE…
🇮🇳 India · Submerged site
Kaveripattinam — Wharf North (Poompuhar, Tamil Nadu)
Bronze Age to Classical (2000 BCE–500 CE) · Bronze–Iron Age maritime
Kaveripattinam — Wharf North (Poompuhar, Tamil Nadu) in Tamil Nadu, Poompuhar, Kaveripattinam, India is a Bronze Age to Classical (2000 BCE–500 CE) submerg…
🇮🇳 India · Submerged site
Central Dwarka Ridge East — Dwarka (58-14)
Early Historic (regional) · Early Historic
Central Dwarka Ridge East — Dwarka (58-14) at Dwarka, India is a Early Historic (regional) submerged city of the Early Historic tradition, built c. 2500 BCE for ridge and associated settlement.
🇮🇳 India · Submerged site
Bet Dwarka — North Bastion (Saurashtra, Gujarat)
Bronze Age to Classical (2000 BCE–500 CE) · Bronze–Iron Age maritime
Bet Dwarka — North Bastion (Saurashtra, Gujarat) in Gujarat, Bet Dwarka, India is a Bronze Age to Classical (2000 BCE–500 CE) submerged city attributed to …
🇮🇳 India · Submerged site
New Dwarka Enclosure II — Dwarka (58-21)
Chalcolithic (regional) · Chalcolithic
New Dwarka Enclosure II — Dwarka (58-21) at Dwarka, India is a Chalcolithic (regional) submerged city of the Chalcolithic tradition, built c. 3000 BCE for enclosure and associated settlement.
🇮🇳 India · Submerged site
Great Dwarka Citadel II — Dwarka (58-37)
Iron Age (regional) · Iron Age
Great Dwarka Citadel II — Dwarka (58-37) at Dwarka, India is a Iron Age (regional) submerged city of the Iron Age tradition, built c. 800 BCE for citadel and associated settlement.
🇮🇳 India · Submerged site
Great Dwarka Ridge I — Dwarka (58-06)
Classical (regional) · Classical
Great Dwarka Ridge I — Dwarka (58-06) at Dwarka, India is a Classical (regional) submerged city of the Classical tradition, built c. 1800 BCE for ridge and associated settlement.
🇮🇳 India · Submerged site
Neolithic Submerged City — Haryana Annex 427
Neolithic · Neolithic
Neolithic submerged-city at Haryana.
🇮🇳 India · Submerged site
Jomon Submerged City — Haryana Annex 391
Jomon · Jomon
Jomon submerged-city at Haryana.
🇮🇳 India · Submerged site
Gulf of Khambhat Sonar Anomaly (GKCC)
Claimed 7500 BCE (dated wood not architecture) · Unknown claimed
2001 NIOT sonar detection of putative paleo-river channel structures and rectangular blocks at 20–40 m depth, announced as 9,000-year city; follow-up coring disputed.