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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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The library

Sources & further reading

Every claim in the atlas points somewhere. This is where those trails lead: excavation reports and journal papers, the books that defined a site, plus news, films and podcasts sent in by members and checked before they appear.

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All15,142 Websites9,961 Journal articles3,196 Articles1,684 Reports190 Papers90 Books13 Theses5 Documentaries3

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9,961 sources · Websites

Websitelugares.inah.gob.mx

Zona Arqueológica Teopanzolco (INAH)

INAH · 2023 · INAH

INAH zone history and twin pyramid

Teopanzolco

From the atlas bibliography · Published 2023Open source

Websitepop.culture.gouv.fr

Dolmen de Crucuno — Mapcarta/DRAC

DRAC Bretagne · 2022 · DRAC

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Dolmen de Crucuno — Mapcarta/DRAC

Crucuno Dolmen — Plouharnel

From the atlas bibliography · Published 2022Open source

Websitearkansasstateparks.com

Hampson Museum State Park — Nodena and the Late Mississippian

Arkansas State Parks · 2022 · Arkansas State Parks

Museum context of Nodena collections

Nodena Site

From the atlas bibliography · Published 2022Open source

Websitemdah.ms.gov

The Lake George Site — Mississippi Dept Archives and History

Mississippi Dept Archives · 2022 · MDAH

Overview of Lake George mounds

Yazoo Mounds

From the atlas bibliography · Published 2022Open source

Websitepop.culture.gouv.fr

Pointe du Conguel — DRAC Bretagne inventory

DRAC Bretagne · 2021 · DRAC

Pointe du Conguel — DRAC Bretagne inventory

Conguel Dolmen — Quiberon

From the atlas bibliography · Published 2021Open source

Websitepleiades.stoa.org

Locmariaquer Megaliths — Pleiades 729404980

Pleiades · 2020 · Pleiades

Locmariaquer Megaliths — Pleiades 729404980

Mané-er-Hroëk Tumulus — Locmariaquer

From the atlas bibliography · Published 2020Open source

Websitewhc.unesco.org

Carnac Stones — UNESCO Tentative 1644

UNESCO · 1996 · UNESCO WHC

Carnac Stones — UNESCO Tentative 1644

Alignements du Ménec — Carnac

From the atlas bibliography · Published 1996Open source

Websiteen.wikipedia.org

National Register Trempealeau Platform Mounds 44.0081°N 91.4425°W

National Park Service · 1991 · NRHP

Trempealeau Mounds

From the atlas bibliography · Published 1991Open source

Websitehistoricengland.org.uk

Birkrigg Stone Circle — Historic England

Historic England · 2023 · Historic England

Birkrigg Stone Circle — Historic England

Birkrigg Stone Circle — Urswick, Cumbria

From the atlas bibliography · Published 2023Open source

Websitejuntaex.es

Cancho Roano — Junta de Extremadura

Junta de Extremadura · 2023 · JuntaEx

Cancho Roano — Junta de Extremadura

Cancho Roano — Zalamea de la Serena

From the atlas bibliography · Published 2023Open source

Websiteturismo.gal

Castro de Baroña — Turismo de Galicia

Xunta de Galicia · 2023 · Turismo de Galicia

Castro de Baroña — Turismo de Galicia

Castro de Baroña — Porto do Son

From the atlas bibliography · Published 2023Open source

Websiteturismo.gal

Castro de Santa Trega — Turismo de Galicia

Xunta de Galicia · 2023 · Turismo de Galicia

Castro de Santa Trega — Turismo de Galicia

Castro de Santa Trega — A Guarda

From the atlas bibliography · Published 2023Open source

Websitecsarmento.uminho.pt

Citânia de Briteiros — Sociedade Martins Sarmento

Sociedade Martins Sarmento · 2023 · SMS

Citânia de Briteiros — Sociedade Martins Sarmento

Citânia de Briteiros — Guimarães

From the atlas bibliography · Published 2023Open source

Websitepatrimoniocultural.gov.pt

Cividade de Terroso — DGPC

DGPC · 2023 · DGPC Portugal

Cividade de Terroso — DGPC

Cividade de Terroso — Póvoa de Varzim

From the atlas bibliography · Published 2023Open source

Websiteculture.gr

Dimini Archaeological Site — Wikimapia/Ministry

Hellenic Ministry of Culture · 2023 · Odysseus

Dimini Archaeological Site — Wikimapia/Ministry

Dimini Neolithic Settlement — Thessaly

From the atlas bibliography · Published 2023Open source

Websitevalencinadelaconcepcion.es

Dolmen de La Pastora — Ayuntamiento Valencina

Ayuntamiento de Valencina · 2023 · Valencina

Dolmen de La Pastora — Ayuntamiento Valencina

Dolmen de La Pastora — Valencina

From the atlas bibliography · Published 2023Open source

Websitevalencinadelaconcepcion.es

Dolmen de Matarrubilla — Ayuntamiento Valencina

Ayuntamiento de Valencina · 2023 · Valencina

Dolmen de Matarrubilla — Ayuntamiento Valencina

Dolmen de Matarrubilla — Valencina

From the atlas bibliography · Published 2023Open source

Websitehistoricengland.org.uk

Duddo Five Stones — Historic England List

Historic England · 2023 · Historic England

Duddo Five Stones — Historic England List

Duddo Five Stones — Northumberland

From the atlas bibliography · Published 2023Open source

Websitemuseocabras.it

Giganti di Mont'e Prama — Museo di Cabras

Museo Civico Cabras · 2023 · Comune di Cabras

Giganti di Mont'e Prama — Museo di Cabras

Monte Prama Sculptures — Cabras, Sardinia

From the atlas bibliography · Published 2023Open source

Websitecadw.gov.wales

Gors Fawr Stone Circle — Cadw

Cadw · 2023 · Welsh Government

Gors Fawr Stone Circle — Cadw

Gors Fawr Stone Circle — Mynachlog-ddu

From the atlas bibliography · Published 2023Open source

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