Wookey Hole Caves then passes through major cave systems such as Swildon's Hole, Eastwater Cavern and St Cuthbert's Swallet, around Priddy, but 95% is water that has percolated directly into the limestone. The southern slopes of the Mendip Hills largely follow the flanks of an anticline, a fold in the rock that is convex upwards and has its oldest beds at its core. On the Mendips the crest of the anticline is truncated by erosion, forming a plateau. The rock strata here dip 10–15 degrees to the southwest. The outer slopes are mainly of Carboniferous Limestone, with Devonian age Old Red Sandstone exposed
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