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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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The house

Thaumatica
Libra Esoterica
UAP Nexus
Aletheca
Lonely Island

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

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The catalogue

Excavation ongoing tholoses

2 places to sift through. Narrow by kind, country, period or how firmly each one is established — contested and pseudoarchaeological claims are labelled here, never hidden.

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Verification

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Verified17 Widely accepted2 Contested0 Hypothetical0 Unverified0 Pseudoarchaeology0

Category

Tholoses19 Megaliths14 Tumuli5 Necropoleis3 Nuraghes2 Passage graves2

Country

🇪🇸Spain9 🇬🇷Greece5 🇵🇹Portugal3 🇮🇹Italy2

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Heritage

UNESCO World Heritage only

Excavation

Partially excavated9 Excavated8 Excavation ongoing2

Tags

megalithic7 tholos7 chalcolithic6 iberian chalcolithic5 mycenaean5 tumulus5 valencina3

2 places

Copper ages

1

Corridor tombs1

Fortified settlements1

Nuragic villages1

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Tholoses

Excavation ongoing

🇪🇸 Spain · Megalith

Tholos de Montelirio

Chalcolithic · Valencina Copper Age / Los Millares horizon

Seville Chalcolithic tholos with 40 m corridor and sun-motif slabs, part of 400 ha Valencina copper town.

🇮🇹 Italy · Megalith

Nuraghe La Prisgiona

Late Bronze Age · Nuragic

Gallura nuraghe with meeting hut village near Arzachena in granite hill country, c.14th century BCE.