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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Dolmens tagged “tallest”

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🇬🇧 United Kingdom · Megalith

Trethevy Quoit

Early Neolithic · East Cornwall Early Neolithic

East Cornwall's tallest quoit — 2.4 m uprights supporting capstone 3 m high with internal divider and rear window.