Caves of the Mendip Hills 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 towards sea level by
Wookey Wookey Wookey is a village and civil parish west of Wells, on the River Axe in the Mendip district of Somerset, England. Wookey is often confused with its sister village Wookey Hole which is perhaps best known today for the Wookey Hole Caves. The parish includes the village of Henton and the nearby hamlets of Yarley and Bleadney where the River Axe, travels the length of the village. There used to be a port at Bleadney on the river in the 8th century which allowed goods to be brought to within of Wells. The name Wookey is thought to come