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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

World Heritage chambered tombs

3 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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Verified15 Widely accepted0 Contested0 Hypothetical0 Unverified0 Pseudoarchaeology0

Category

Chambered tombs15 Megaliths15 Dolmens5 Long barrows4 Archaeological wonders3 Antas1

Country

🇬🇧United Kingdom12 🇪🇸Spain1 🇫🇷France1 🇵🇹Portugal1

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Heritage

UNESCO World Heritage only

Excavation

Excavated12 Partially excavated3

Tags

neolithic6 long barrow5 chambered tomb4 cotswold severn4 sarsen4 dolmen3 long cairn3

3 places

Navetas

1

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severn cotswold2

Chambered tombs

UNESCO World Heritage

✓VerifiedUNESCO

🇪🇸 Spain · Megalith

Naveta des Tudons

Late Bronze Age · Talayotic culture of Menorca (Pretalayotic)

Menorca's iconic boat-shaped naveta tomb — 14 m cyclopean funerary monument 1200-750 BCE, UNESCO 2023.

✓VerifiedUNESCO

🇬🇧 United Kingdom · Megalith

West Kennet Long Barrow

Early Neolithic · Cotswold-Severn Neolithic

100 m Early Neolithic chambered long barrow near Avebury with five sarsen chambers under chalk mound.

✓VerifiedUNESCO

🇬🇧 United Kingdom · Megalith

Wayland's Smithy

Early to Middle Neolithic · Cotswold-Severn

Two-phase Neolithic long barrow near Uffington with sarsen passage grave overlain on earlier oval mound.