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Latest News & Updates

2 Jan 2020 - ATLAS digging log for 2019 added to the archive.

1 Dec 2019 - Due to an unforeseen shipping delay the MCRA has been forced to postpone the launch of Volume One of Somerset Underground until early 2020. The original launch date of 21st December has therefore been abandoned and many apologies to anyone who was hoping to buy one before Christmas as a stocking filler. A new launch date will be arranged as soon as we have some reliable information.

20 Nov 2019 - COMING SOON - The MCRA is pleased to announce the impending launch of Volume One of the long-anticipated Somerset Underground, which will take place at the Hunters' Lodge Inn at 8 p.m on Saturday 21st December. Priced at a mere £10, this stitched, flexibound, full-colour production comprises 275 pages and contains details of more than 750 natural caves, sea caves, mines, sinks, risings, springs, holy wells and artificial underground sites in Bristol, the Avon Gorge, Broadfield Down, the entire Bristol Channel and West Somerset including Milverton, the Quantocks, the Brendons and Exmoor.

14 Nov 2019 - New MCRA e-book published: 'A History of Mendip Cave Rescues & Incidents' by Alan Gray, available now from the Articles and Books page.

11 Sep 2019 - ATLAS logs from 2002-2008 recovered from the lost ThrupeLite website added to the digging log archive.

03 Jan 2019 - Collated report for 2018 added to the ATLAS digging log archive.

18 Aug 2018 - Dave Yeandle's caving log books uploaded. Additional material added to the Luke Devenish archive.


The Mendip Cave Registry and Archive (MCRA) is a constantly expanding resource of data for cavers and those interested in the subterranean world.

The information collated by the MCRA relates primarily to caves and mines in the area of Bristol, Somerset, Bath and Wiltshire.

This website provides access to electronic versions of the Cave Registry, the Bibliography and a growing collection of material in the Archive including photographs, films and logbooks.

The Registry aims to systematically collect, record and publish of information relating to the caves and stone mines of Bristol, Somerset and Wiltshire. The register currently contains well over 2,000 entries comprising individual sites and alternative names for known sites.

Search the full registry online using the MCRA Registry Search.

The Mendip Cave Bibliography provides a list of references relating to each cave or cave related topic that have been printed in caving publications or newspapers. This on-line edition includes 31,057 entries from 883 AD to 2013 AD.

New: Search the full bibliography online with the Mendip Cave Bibliography Search

Scans of cave surveys collected through the old Mendip Survey Scheme are now available online. Cave Surveys.

The archive provides a free digital information resource for cavers covering photographs, postcards and catalogues, log books and Publications.

There are also in excess of 5000 photos in the MCRA Flickr Photo Archive.

View selected Log Books in the MCRA logbooks gallery. Includes the complete set of Tony 'JRat' Jarratt's Caving Logs!

This section is designed to carry articles of spelaeological interest

This section contains links and downloads pertaining to caves of archaeological interest.

This section contains links and downloads pertaining to the geology of the Mendip Hills and the surrounding region.

A list of books that the MCRA has for sale. For Sale

The history of the Mendip Cave Registry and Archive. History

See here for recent changes or use the RSS feed.

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