Reservoir Hole high and long. Prior to the discovery, the largest void under the Mendip Hills was thought to be "Main Chamber" in GB Cave, which is high. Before the find in 2012, the cave was already noted for a number of fine formations, and the newly discovered chamber, which has been named “The Frozen Deep”, contains pure-white pillars tall, as well as many stalagmites and stalactites. The possibility of a connection between Reservoir Hole and Gough's Cave, one of the show caves in Cheddar Gorge, has been raised, as the two caves are in close proximity. The stream in Reservoir Hole
Udayagiri and Khandagiri Caves hill (Udayagiri). Marshall has counted more than 35 caves in both the hills, while M.M. Ganguli has enumerated only 27 caves. The number of existing caves at Udayagiri is 18, while Khandagiri has 15. The local names of the existing caves are listed below, numbered according to the enumeration of the Archaeological Survey of India. In Udayagiri, Hathigumpha (cave 14) and Ganeshagumpha (cave 10) are especially well known due to art treasures of their sculptures and reliefs as well as due to their historical importance. "Raninka Na'ara" (Queen's Palace cave, cave 1) is also an extensively carved cave and elaborately