Caves of the Mendip Hills then rising up a fracture in the rock. Few caves on the Mendip Hills are more than deep or a few kilometres in length, (with some notable exceptions, such as Swildon's Hole which is over long), but a number are complex with several levels of passages which have been abandoned by the water, for example those around Cheddar. The catchment area of the Cheddar Yeo, which rises in Gough's Cave, measures . Dye marking shows that some of the water travels underground for up to , taking up to 14 days to reach Cheddar. When Banwell Bone Cave was discovered
Wookey Hole Caves preserved in the name of a stalagmite in the first chamber of the caves. The story has several different versions with the same basic features: A man from Glastonbury is engaged to a girl from Wookey. A witch living in Wookey Hole Caves curses the romance so that it fails. The man, now a monk, seeks revenge on this witch who—having been jilted herself—frequently spoils budding relationships. The monk stalks the witch into the cave and she hides in a dark corner near one of the underground rivers. The monk blesses the water and splashes some of it at the