| ukf.net | The Megalith Map, An Index Of All Known Stone Circles And Rows |
| independent.co.uk | Prehistoric Mummies Unearthed in Hebrides |
| bournemouth.ac.uk | Monuments At Risk Survey |
| bbc.co.uk | Seahenge Dated to Spring 2050 BC |
| herefordshire.gov.uk | Historic Herefordshire On Line |
| holyroodarchaeology.org | Holyrood Archaeology Project |
| spamandchips.net | Thetford Forest Archaeology |
| scottisharchaeology.org.uk | Council for Scottish Archaeology |
| eng-h.gov.uk | The English Heritage Geophysical Survey Database |
| ahds.ac.uk | Society of Antiquaries Library Catalogue |
131892
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