Mendip Hills to the development of cave diving in Britain. The first cave dive was attempted at Swildon's Hole in 1934, and the first successful dive was achieved the following year at Wookey Hole Caves, which has the deepest sump in Britain at 76 m (250 ft). The cave complexes at St. Dunstan's Well Catchment, Lamb Leer, and Priddy Caves have been identified as Sites of Special Scientific Interest. The deepest cave in the Mendip Hills is Charterhouse Cave with a vertical range of . Many caves in the Mendip area were excavated for archaeological and natural history studies by pioneer explorer
Waitomo Caves Waitomo Caves The Waitomo Caves is a village and solutional cave system forming a major tourist attraction in the northern King Country region of the North Island of New Zealand, 12 kilometres northwest of Te Kuiti. The community of Waitomo Caves itself is very small, though the village has many temporary service workers living there as well. The word "Waitomo" comes from the Māori language "wai" meaning water and "tomo" meaning a doline or sinkhole; it can thus be translated to be "water passing through a hole". The caves are formed in Oligocene limestone. The limestone landscape of the Waitomo