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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 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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All11,126 Websites10,037 Articles562 Journal articles225 Reports192 Papers90 Books13 Theses5 Documentaries2

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11,126 sources

Websitewikidata.org

Hollinwood Branch Canal — Wikidata entity

Wikimedia Foundation

Structured data: dates, materials, parts, heritage status

Hollinwood Branch Canal

From the atlas bibliography · Sep 27, 2026Open source

Websiteen.wikipedia.org

Hollinwood Branch Canal — Wikipedia

Wikimedia Foundation

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The Hollinwood Branch Canal was a canal near Hollinwood, in Oldham, England. It left the main line of the Ashton Canal at Fairfield Junction immediately above lock 18.

Hollinwood Branch Canal

From the atlas bibliography · Sep 27, 2026Open source

Websitewikidata.org

Hopkinton Dam and Spillway — Wikidata entity

Wikimedia Foundation

Structured data: dates, materials, parts, heritage status

Hopkinton Dam and Spillway

From the atlas bibliography · Sep 27, 2026Open source

Websiteen.wikipedia.org

Hopkinton Dam and Spillway — Wikipedia

Wikimedia Foundation

The Hopkinton Dam and Spillway is a historic site at the eastern end of Hopkinton Reservoir in Hopkinton State Park in Ashland, Massachusetts.

Hopkinton Dam and Spillway

From the atlas bibliography · Sep 27, 2026Open source

Websitewikidata.org

Lampron — Wikidata entity

Wikimedia Foundation

Structured data: dates, materials, parts, heritage status

Lampron

From the atlas bibliography · Sep 27, 2026Open source

Websiteen.wikipedia.org

Lampron — Wikipedia

Wikimedia Foundation

Castle in Çamlıyayla, Mersin, Turkey

Lampron

From the atlas bibliography · Sep 27, 2026Open source

Websitewikidata.org

Little Petra — Wikidata entity

Wikimedia Foundation

Structured data: dates, materials, parts, heritage status

Little Petra

From the atlas bibliography · Sep 27, 2026Open source

Websiteen.wikipedia.org

Little Petra — Wikipedia

Wikimedia Foundation

archaeological site in Jordan

Little Petra

From the atlas bibliography · Sep 27, 2026Open source

Websitewikidata.org

Lower Granite Dam — Wikidata entity

Wikimedia Foundation

Structured data: dates, materials, parts, heritage status

Lower Granite Dam

From the atlas bibliography · Sep 27, 2026Open source

Websiteen.wikipedia.org

Lower Granite Dam — Wikipedia

Wikimedia Foundation

gravity dam on the Snake River, Washington, United States

Lower Granite Dam

From the atlas bibliography · Sep 27, 2026Open source

Websitewikidata.org

Monolith of Silwan — Wikidata entity

Wikimedia Foundation

Structured data: dates, materials, parts, heritage status

Monolith of Silwan

From the atlas bibliography · Sep 27, 2026Open source

Websiteen.wikipedia.org

Monolith of Silwan — Wikipedia

Wikimedia Foundation

Rock-cut tomb located in Silwan, Jerusalem

Monolith of Silwan

From the atlas bibliography · Sep 27, 2026Open source

Websitewikidata.org

Mont-Terri Castle — Wikidata entity

Wikimedia Foundation

Structured data: dates, materials, parts, heritage status

Mont-Terri Castle

From the atlas bibliography · Sep 27, 2026Open source

Websiteen.wikipedia.org

Mont-Terri Castle — Wikipedia

Wikimedia Foundation

archaeological site with oppidium at Cornol in the canton of Jura, Switzerland

Mont-Terri Castle

From the atlas bibliography · Sep 27, 2026Open source

Websitewikidata.org

Oașa Dam — Wikidata entity

Wikimedia Foundation

Structured data: dates, materials, parts, heritage status

Oașa Dam

From the atlas bibliography · Sep 27, 2026Open source

Websiteen.wikipedia.org

Oașa Dam — Wikipedia

Wikimedia Foundation

dam in Alba County, Romania

Oașa Dam

From the atlas bibliography · Sep 27, 2026Open source

Websitewikidata.org

Psychro Cave — Wikidata entity

Wikimedia Foundation

Structured data: dates, materials, parts, heritage status

Psychro Cave

From the atlas bibliography · Sep 27, 2026Open source

Websiteen.wikipedia.org

Psychro Cave — Wikipedia

Wikimedia Foundation

cave near Psychro village, Crete, Greece

Psychro Cave

From the atlas bibliography · Sep 27, 2026Open source

Websitewikidata.org

Sault Ste. Marie Canal — Wikidata entity

Wikimedia Foundation

Structured data: dates, materials, parts, heritage status

Sault Ste. Marie Canal

From the atlas bibliography · Sep 27, 2026Open source

Websiteen.wikipedia.org

Sault Ste. Marie Canal — Wikipedia

Wikimedia Foundation

canal in Sault Ste. Marie, Canada

Sault Ste. Marie Canal

From the atlas bibliography · Sep 27, 2026Open source

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