Tags: Cave.
Swildon’s Hole is an extensive cave in Priddy Somerset. At 9144 metres (30000 ft) in length it is the longest cave on the Mendip Hills. It has been found to be connected to Priddy Green Sink and forms part of the Priddy Caves Site of Special Scientific Interest (SSSI).The upper series of the cave compresses many features into a relatively short space.
