England
Hodge Close
Westmorland and Furness, England, UK
Cave
Advanced rated
Depth:
Holem Bank Chery Mine
Derbyshire, England, UK
Mine
Advanced rated
Depth:
Wookey Hole
Wells, England, UK
Cave
Advanced rated
Depth:
Scotland
Tinkers Cave
Wick, Scotland, UK
Cave
Basic - Cave rated
Depth:
Wales
Cambrian Slate Mine
Llangollen, Wales, UK
Mine
Advanced rated
Depth:
Upper Dinas Silica Mine
Neath, Wales, UK
Mine
Advanced rated
Depth: 22m