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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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© 2026 Mysteria. Exploring the ancient world.Map © OpenFreeMap · OpenMapTiles · OpenStreetMap contributors

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#chart

1 place carries this tag, across every kind and continent it appears in.

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Verification

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Verified0 Widely accepted0 Contested1 Hypothetical0 Unverified0 Pseudoarchaeology0

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Phantoms1 Submerged sites1

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🇵🇹Portugal1

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UNESCO World Heritage only

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Not applicable1

1 place

?Contested

🇵🇹 Portugal · Submerged site

Satanazes – Atlantic Phantom of the 1424 Pizzigano Chart

Portolan chart phantom (1424–1508 CE) · Portuguese–Venetian cartography / Phantom

Azores Satanazes phantom 1424 – Devil archipelago at 33.5°N 29°W, no bank, pure chart error.