Explore a disused Welsh slate mine with Corris Mine Explorers

Welcome to Corris Mine Explorers!

Discover the secrets of a forgotten underground world...

A rare opportunity to venture into the abandoned and forgotten world of the slate miner. Feel the dark, damp workings come alive as your expert Guide shares his stories. An authentic adventure into an unknown dark world. Braich Goch Slate Mine was hand dug by Victorian miners in 1836 and worked for more than 130 years – discover the virtual time capsule that was left behind as the door creaked shut for the last time in the 1970s…

Corris Mine Explorers Gift Vouchers now available for all of our trips!

Underground explorers inspecting a winch in the slate mineUnderground explorers inspecting a winch in the slate mine [+]

At Corris Mine Explorers there are 3 trips to choose from; a Taster Trip, a 2 hour Mine Explorer Trip and a Half Day Mine Expedition (4 hours). Our 2 longer trips can be largely tailored to your interests – be it history, adventure or something a bit more adrenalin pumping

This is a part of our heritage and a truly authentic Welsh experience. Definitely not to be missed.


Everyone exploring with us at the moment will get the opportunity to see two amazingly huge installations - the results of a project named "Man Made Mountains" - watch the video, our posters are the first two shown on the film.

"...to hear some of the stories of life in the mine brought it all to life in the most exhilarating way."Mike Parker, co-author, Rough Guide to Wales, click here to read Mike's full article.

"This is a brilliant adenture and worth every penny! A fascinating tour with a great guide Mark the Mole. Mr Mole has a great sense of humour and he involves everybody in the tour whilst so knowledgeable about mines and caves" 5* reviewed by Andy R 2017.

Click here to read more explorer comments!


See a sample of what you will experience on the tour.

Please click here to view our spectacular underground photographs.

Book now!

Ready to book an underground exploration with Corris Mine Explorers?

Please click here to book online now!

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All photographs by Jon Knowles, Paul Kay and Neil Buckland

© 2009 to 2017 Corris Mine Explorers / Web Design North Wales by Bilberry

Corris Mine Explorers is registered with The Adventure Activities Licensing Authority as licensed to provide specified activities under the following heading: Caving (mine exploration)

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