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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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Megaliths tagged “hilltop”

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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Verified3 Widely accepted0 Contested0 Hypothetical0 Unverified0 Pseudoarchaeology0

Category

Megaliths3 Chambered cairns1 Dolmens1 Megalithic cemeteries1 Passage tombs1 Portal dolmens1

Country

🇬🇧United Kingdom2 🇮🇪Ireland1

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Heritage

UNESCO World Heritage only

Excavation

Excavated2 Partially excavated1

Tags

hilltop3 bricklieve1 chambered cairn1 chun castle1 cruciform1 eday1 lough arrow1 maeshowe type

3 places

Quoits

1

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1

mushroom capstone1

Megaliths

🇮🇪 Ireland · Megalith

Carrowkeel Passage Tomb Complex

Late Neolithic · Loughcrew-Carrowkeel passage tradition (Boyne variant)

14 hilltop passage cairns (10–21 m) on Bricklieve ridges above Lough Arrow, with cruciform chambers and light boxes.

🇬🇧 United Kingdom · Megalith

Chûn Quoit

Early Neolithic · Penwith Early Neolithic

Hilltop Penwith quoit — intact 4-post portal dolmen with mushroom capstone above Chûn Castle, most complete in Cornwall.

🇬🇧 United Kingdom · Megalith

Vinquoy Chambered Cairn

Late Neolithic · Orcadian Neolithic

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