Latest News & Updates

1 Jan 2022 - ATLAS digging logs for 2021 added to the archive.

25 Jul 2021 - Dr. W. I. Stanton's 'Map of Mendip Depressions', on which he plotted hundreds of karst features, many of which have since been lost to farming or development, has been digitised thanks to Tom Harrison and is now included for viewing as part of the Mendip Cave Registry Google Earth browser. You can also view the map overlay separately using this link. (You will need Google Earth installed to open these links.)

3 Jan 2021 - ATLAS digging logs for 2020 added to the archive.

Amazon Smile 28 Aug 2020 - Do you shop at Amazon? You can now select MCRA as the charity Amazon will donate a small percentage of your purchase to. It'll cost you nothing and every little contribution helps. Just start shopping from

14 Aug 2020 - Volume Two of Somerset Underground is now available for purchase online. See the For Sale section for details, where Somerset Underground Volume One can also be found.

01 Jul 2020 - Following the lengthy lockdown we are pleased to announce the resumption of online sales of Somerset Underground Volume One and all other publications.

18 Jun 2020 - We are pleased to announce that the advances for Volume Two of Somerset Underground 2 have safely arrived, with the main shipment anticipated to appear towards the end of July. Priced at a mere £10, this stitched, flexibound, full-colour production comprises 261 pages and contains details of 600 natural caves, mines, sinks, risings, springs, holy wells and artificial underground sites in West Mendip, Burrington and North Mendip.

23 May 2020 - The MCRA logbooks collection is now back online, with a new look and additional features including search and full screen slideshow.

11 May 2020 - After many satisfying years with BCA Web Services the website hosting is being transferred. This has caused the Logbook viewer to be temporarily off-line. It will be replaced in a few days with a new and improved version.

1 May 2020 - Added a new and improved search and view screen to the Mendip Cave Bibliography

29 Mar 2020 - 31 Portland Cave Surveys added to the download archive.

23 Mar 2020 - Unfortunately due to the current Covid 19 shutdown we are unable to process any sales. Please bear with us and hopefully the situation will improve soon.

8 Mar 2020 - Many thanks to those who attended last night's launch of Somerset Underground Volume One. It was a very successful night and it's always good to see the Hunters' packed out.

21 Jan 2020 - COMING SOON - The MCRA is pleased to announce that Volume One of the long-anticipated Somerset Underground has now arrived, and will be officially launched at the Hunters' Lodge Inn at 8 p.m on Saturday 7th March. 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.

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

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, Wiltshire and Dorset.

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 useful information relating to the caves and stone mines of Bristol, Somerset, Wiltshire and Dorset. It 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 over 30,000 entries from 883 AD to present.

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, music and audio, log books and publications.

This section carries publications of spelaeological interest

Contains links and downloads pertaining to caves of archaeological interest.

Links and downloads pertaining to the geology of the Mendip Hills and the surrounding region.

Mendip Underground 4th edition (5th has sold out), Somerset Underground (Vol.1 and Vol. 2), Mines and Minerals of the Mendip Hills, Earth Colours & Mendip - Its Swallet Caves and Rock Shelters: all the books that the MCRA has For Sale

More info! Has sold out.

The history of the Mendip Cave Registry and Archive. History

See here for recent changes or use the RSS feed.

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  • Last modified: 07 Feb 2022 19:38
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