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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Places in Italy matching “Campania, Gulf of Pozzuoli” · Mysteria

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Places in Italy matching “Campania, Gulf of Pozzuoli”

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Verified42 Widely accepted0 Contested1 Hypothetical0 Unverified0 Pseudoarchaeology1

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“Campania, Gulf of Pozzuoli”

🇮🇹 Italy

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🇮🇹 Italy · Submerged site

Baiae (Baiae Archaeological Park)

Republican to Late Antique (140 BCE – 8th c CE) · Roman

Former luxury resort of Rome’s elite (Caesar, Nero, Hadrian) with imperial villa, submerged by bradyseism (volcanic uplift/subsidence) to 5–9 m, with mosaics, statues and pilings visible snorkelling.