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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Passage graves in Ireland · Mysteria

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Passage graves in Ireland

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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Passage graves

🇮🇪 Ireland

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🇮🇪 Ireland · Megalith

Dowth Passage Tomb Brugh na Boinne

Neolithic · Brú na Bóinne Neolithic

Dowth Passage Tomb Brugh na Boinne at Meath, Brú na Bóinne, Ireland is a Neolithic megalithic of the Brú na Bóinne Neolithic tradition, built c. 3200 BCE for 85 m mound 2 passages winter sunset.

✓Verified

🇮🇪 Ireland · Megalith

Loughcrew Cairn T Slieve na Calliagh

Neolithic · Irish Neolithic

Loughcrew Cairn T Slieve na Calliagh at Meath, Slieve na Calliagh, Ireland is a Neolithic megalithic of the Irish Neolithic tradition, built c. 3300 BCE for 30 m cairn equinox illumination.