Cheddar Complex the Pleistocene period. Cheddar Caves contain both active and fossil systems. The active cave system is one of the most heavily studied karst systems in Britain with reference to the conduit and diffuse flow characteristics of its hydrology. Charterhouse Caves include four major swallet caves that provide an indisputable record of Pleistocene landform development in the Mendips and surrounding area. Sun Hole Cave provides a varied fauna radiocarbon-dated to the end of the Late Devensian Cold Stage. Several types of limestone including Clifton Down Limestone, Cheddar Limestone and Cheddar Oolite are visible in the Gorge and surrounding areas with pale
Wookey Hole Caves the owner Captain G.W. Hodgkinson in 1927 following preparatory work by Balch. Three years later, John Cowper Powys wrote of the caves in the novel "A Glastonbury Romance". Hodgkinson took offence at the portrayal of his fictional equivalent, initiating a costly libel suit. The current paper mill building, whose water wheel is powered by a small canal from the river, dates from around 1860 and is a Grade II listed building. The commercial production of handmade paper ceased in February 2008 after owner Gerry Cottle concluded there was no longer a market for the product, and therefore sold most of