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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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#maes

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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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

Quoyness Chambered Cairn Sanday

Neolithic (c.2900 BCE) · Maes Howe tradition

Finest Maes Howe-type cairn on Sanday, excavated 1867, with six side chambers off central cell and cross-shaped plan, near beach dunes.