Milldam Mine - Derbyshire
The last working mine in Derbyshire known for producing Fluorspar.
Middleton Mine (Christmas Edition) - Derbyshire
An underground Limestone quarry spanning over 35 Kilometers.
Rhosydd Slate Quarry - Blaenau Ffestiniog
A 19th-century slate quarry, known for its extensive underground workings and rugged mountain setting.
Alderley Edge Mines - Cheshire
A historic network of prehistoric to modern-era copper and cobalt mines in the heart of Cheshire.
Sallet Hole - Derbyshire
A mixed-mine that had been worked for lead, barytes, and fluorspar, closing in 1998.
Chatterley Whitfield Underground Experience - Staffordshire
A former underground coal mining museum.
Ogof Gofan Sea Cave - Pembrokshire
A remote sea cave on the Pembrokshire coast, home to some of the best cave formations in the UK.