The Mine Explorer Society - Nenthead and UK Mine Exploration Recreation, Outdoors, Speleology, Wild Caves - Nenthead Mines Exploration. Mine exploration around Nenthead, Cumbria. http://www.mineexplorer.org.uk
Virtual Cave Tour: Ogof Ffynnon Ddu in South Wales (www.ogof.net) Recreation, Outdoors, Speleology, Wild Caves - Ogof Ffynnon Ddu. Features virtual tour of the OFD system located in the Upper Swansea Valley in South Wales. http://www.ogof.net
Expedition and location reports from Lancaster Caving Club Recreation, Outdoors, Speleology, Wild Caves - Matienzo Caves. Expedition and location reports from Lancaster Caving Club. http://www.matienzo.org.uk