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An atlas of Earth’s mysterious places — megaliths, pyramids, lost and sunken cities — with the evidence shown plainly: what is verified, what is contested, and what is still unknown.

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© 2026 Mysteria. Exploring the ancient world.Map © OpenFreeMap · OpenMapTiles · OpenStreetMap contributors

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Tagskudimaramath

#kudimaramath

1 place carries this tag, across every kind and continent it appears in.

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Verified1 Widely accepted0 Contested0 Hypothetical0 Unverified0 Pseudoarchaeology0

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Hydraulic works1 Reservoirs1 Tanks1

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✓Verified

🇮🇳 India · Hydraulic works

Kaveripakkam Eri (Tank) — Pallava Hydraulic Reservoir

Medieval Tamil (Pallava–Chola) · Tamil Dravidian (Pallava and Chola imperial)

Pallava eri tank 2.1×1.4 km 740 CE still irrigating 295 ha via tumpu sluices, inscription-documented.