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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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Tagstarragona

#tarragona

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

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Verified1 Widely accepted0 Contested0 Hypothetical0 Unverified0 Pseudoarchaeology0

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Archaeological wonders1 Hydraulic works1

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✓VerifiedUNESCO

🇪🇸 Spain · Hydraulic works

Les Ferreres Aqueduct (Devil's Bridge, Pont del Diable — Tarraco Aqueduct)

Roman Augustan (late Republic to early Principate) · Roman Tarraconensis (Tarraco Colonia)

217-m Augustan double-tier arcade (20 BCE–20 CE) 27 m high — Tarraco's Francolí aqueduct masterpiece.