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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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The catalogue

Partially excavated places tagged “chambered tomb”

2 places to sift through. Narrow by kind, country, period or how firmly each one is established — contested and pseudoarchaeological claims are labelled here, never hidden.

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Verification

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Verified6 Widely accepted0 Contested0 Hypothetical0 Unverified0 Pseudoarchaeology0

Category

Megaliths6 Chambered tombs4 Dolmens2 Archaeological wonders1 Chambered cairns1

Country

🇬🇧United Kingdom6

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Heritage

UNESCO World Heritage only

Excavation

Excavated4 Partially excavated2

Tags

chambered tomb6 cotswold severn3 neolithic3 long cairn2 ammonite1 arthurian1 caithness1 cheshire

2 places

Long barrows

1

Portal dolmens1

All categories →

1

early neolithic1

orkney cromarty1

Partially excavated

#chambered-tomb

🇬🇧 United Kingdom · Megalith

The Bridestones Chambered Cairn

Early Neolithic (c.3800–3500 BCE) · Cotswold-Severn Neolithic

Ruined 110 m long Cotswold-Severn chambered cairn on Cheshire border — four portal stones survive of vast ridge cairn.

🇬🇧 United Kingdom · Megalith

Lanyon Quoit

Early Neolithic · Penwith Early Neolithic

Penwith portal dolmen — 5.5 m capstone (12 t) on three 1.5 m uprights, collapsed 1815 and reset lower.