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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Tagsalentejo

#alentejo

25 places carry this tag, across every kind and continent it appears in.

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Verified24 Widely accepted1 Contested0 Hypothetical0 Unverified0 Pseudoarchaeology0

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🇵🇹 Portugal · Quarry

Heath Mine

Ancestral Pueblo (900–1350 CE) · Ancestral Pueblo

Heath Mine in Alentejo, Portugal is a Ancestral Pueblo (900–1350 CE) quarry attributed to Ancestral Pueblo culture.

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