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 mounds tagged “loughcrew”

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🇮🇪 Ireland · Megalith

Loughcrew — Cairn L Passage Tomb Slieve na Calliagh

Neolithic (3300 BCE) · Loughcrew Neolithic

Slieve na Calliagh Cairn L excavated by Conwell 1860s, sun beam at equinox lights chamber art, Hag's Chair kerbstone.