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
Chobhar caves Chobhar caves Chobhar caves are an extensive network of natural phreatic caves near the village of Chobhar, which is located 9 km southwest of Kathmandu, Nepal. Chobhar is also known for the Chobhar gorge through which all the water of the valley drains. A small temple of Adinath Sampradaya sits on top of a nearby hill. The temple offers a view of snow-capped mountains. According to Swayambhu Purana and legend, Kathmandu Valley was once a lake. It is believed that the goddess Manjushree cut a gorge at a place called Chobhar Gorge, near Chobhar Ancient Hill Village (sp. also Chovar,