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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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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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10,037 sources · Websites

Websitecadw.gov.wales

Carn Ingli Camp — Cadw Scheduled Monument PE011 SN063372

Cadw · 2024 · Cadw

Scheduled PE011, 52.0,-4.8227, Pembrokeshire

Carn Ingli Hillfort

From the atlas bibliography · Published 2024Open source

Websitehistoricenvironment.scot

Clickimin Broch — Historic Environment Scotland

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Historic Environment Scotland · 2024 · Historic Environment Scotland

Clickimin Broch

From the atlas bibliography · Published 2024Open source

Websiteheritageireland.ie

Clonmacnoise — Heritage Ireland (Tentative WHS)

Office of Public Works · 2024 · OPW / UNESCO

Coordinates, Tentative WHS 53.326,-7.986

Clonmacnoise

From the atlas bibliography · Published 2024Open source

Websitecadw.gov.wales

Coetan Arthur — Cadw Scheduled Monument PE022

Cadw · 2024 · Cadw

SM16 292445, 51.9046,-5.293, conservation

Coetan Arthur at St Davids Head

From the atlas bibliography · Published 2024Open source

Websitecanmore.org.uk

Crosskirk Broch — Canmore ND0370

Canmore / Historic Environment Scotland · 2024 · Canmore

Coordinates 58.608197,-3.679948

Crosskirk Broch

From the atlas bibliography · Published 2024Open source

Websitehistoricengland.org.uk

Doll Tor Stone Circle and Cairn — Historic England 1017664

Historic England · 2024 · Historic England

Scheduled, 53.1625,-1.645

Doll Tor Stone Circle

From the atlas bibliography · Published 2024Open source

Websiteheritageireland.ie

Dún Aonghasa — OPW Heritage Ireland

Office of Public Works · 2024 · OPW

State care, coordinates 53.1256,-9.7689

Dún Aonghasa

From the atlas bibliography · Published 2024Open source

Websitemaps.archaeology.ie

Fourknocks Passage Tomb — National Monument 472

National Monuments Service · 2024 · Gov. Ireland

Record 472, 53.59674,-6.32637

Fourknocks Passage Tomb

From the atlas bibliography · Published 2024Open source

Websiteher.derbyshire.gov.uk

Gardom's Edge — Derbyshire HER MDR4134

Derbyshire Historic Environment Record · 2024 · DCC

HER SK27207290, monolith and enclosure

Gardom's Edge Monolith

From the atlas bibliography · Published 2024Open source

Websiteheritageireland.ie

Glendalough — Heritage Ireland & Wicklow Mountains NP

Office of Public Works / NPWS · 2024 · OPW

53.0106,-6.3274, monastic city description

Glendalough Monastic City

From the atlas bibliography · Published 2024Open source

Websitemaps.archaeology.ie

Grange Stone Circle — National Monument 247 LI032-006

National Monuments Service · 2024 · Gov. Ireland

52.514277,-8.541947, LI032-006

Lough Gur Stone Circle (Grange)

From the atlas bibliography · Published 2024Open source

Websitehistoricenvironment.scot

Grey Cairns of Camster — Historic Environment Scotland

Historic Environment Scotland · 2024 · Historic Environment Scotland

ND325945 coordinates, conservation

Grey Cairns of Camster

From the atlas bibliography · Published 2024Open source

Websitearchaeology.ie

Grianan of Aileach — National Monuments Service

National Monuments Service · 2024 · Government of Ireland

55.023386,-7.428509, SMR DG007-012

Grianan of Aileach

From the atlas bibliography · Published 2024Open source

Websiteheritageireland.ie

Hill of Tara — National Monument

Office of Public Works / Discovery Programme · 2024 · OPW

State care, UNESCO Tentative List

Hill of Tara

From the atlas bibliography · Published 2024Open source

Websiteuisneach.ie

Hill of Uisneach — Heritage Ireland Discovery Programme

Uisneach Centre / Discovery Programme · 2024 · OPW / Discovery Programme

Ongoing excavation, coordinates 53.4895,-7.5609

Hill of Uisneach

From the atlas bibliography · Published 2024Open source

Websitemaps.archaeology.ie

Knockroe Passage Tomb — National Monument 655 — Archaeology.ie

National Monuments Service · 2024 · Gov. Ireland

Record 655, 52.43167,-7.39972

Knockroe Passage Tomb

From the atlas bibliography · Published 2024Open source

Websitehistoricenvironment.scot

Midhowe Broch — Historic Environment Scotland HY371308

Historic Environment Scotland · 2024 · Historic Environment Scotland

Grid HY371308 coordinates

Midhowe Broch

From the atlas bibliography · Published 2024Open source

Websitehistoricenvironment.scot

Midhowe Chambered Cairn — Historic Environment Scotland

Historic Environment Scotland · 2024 · Historic Environment Scotland

HY372307 coordinates, hangar conservation

Midhowe Chambered Cairn

From the atlas bibliography · Published 2024Open source

Websitecanmore.org.uk

Mine Howe — Canmore HY5105

Historic Environment Scotland / Canmore · 2024 · Historic Environment Scotland

Coordinates and excavation summary

Mine Howe

From the atlas bibliography · Published 2024Open source

Websitehistoricengland.org.uk

Nine Ladies Stone Circle — Historic England List 1017665

Historic England · 2024 · Historic England

Scheduled 1017665, SK249636

Nine Ladies Stone Circle

From the atlas bibliography · Published 2024Open source

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