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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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Tagseday

#eday

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

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Verification

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Verified1 Widely accepted0 Contested0 Hypothetical0 Unverified0 Pseudoarchaeology0

Category

Chambered cairns1 Megaliths1

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🇬🇧United Kingdom1

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UNESCO World Heritage only

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✓Verified

🇬🇧 United Kingdom · Megalith

Vinquoy Chambered Cairn

Late Neolithic · Orcadian Neolithic

Maeshowe-type hilltop cairn on Eday with four side cells, c.3200 BCE.