Caves of the Mendip Hills caves are listed below Caves of the Mendip Hills The caves of the Mendip Hills are formed by the particular geology of the Mendip Hills: large areas of limestone worn away by water makes it a national centre for caving. The hills conceal the largest underground river system in Britain. The hills consist of anticlines of Carboniferous Limestone lying over Devonian Old Red Sandstone, with the sandstone exposed on the summits. When a surface stream running off the sandstone reaches the limestone it sinks below ground through a "swallet", (also known locally as a "slocker"), continuing on its way down
Elephanta Caves island. The Elephanta Caves is connected by ferry services from the Gateway of India, Mumbai between 9AM and 2PM daily, except Monday when the Caves are closed. Mumbai has a major domestic and international airport, as well as is connected to the Indian Railways. The island is in length with two hills that rise to a height of about . A narrow deep ravine separates the two hills, and runs from north to south. On the west, the hill rises gently from the sea and stretches east across the ravine and rises gradually to the extreme east to a height