Cheddar Complex the Pleistocene period. Cheddar Caves contain both active and fossil systems. The active cave system is one of the most heavily studied karst systems in Britain with reference to the conduit and diffuse flow characteristics of its hydrology. Charterhouse Caves include four major swallet caves that provide an indisputable record of Pleistocene landform development in the Mendips and surrounding area. Sun Hole Cave provides a varied fauna radiocarbon-dated to the end of the Late Devensian Cold Stage. Several types of limestone including Clifton Down Limestone, Cheddar Limestone and Cheddar Oolite are visible in the Gorge and surrounding areas with pale
Tamana caves Tamana caves Tamana caves (or Tamana cave) is a cave system located on the northern slope of Mount Tamana in eastern Trinidad. Mount Tamana is a 307-metre flat topped hill of Miocene Guaracara Limestone of the Tamana Formation in the eastern Central Range. Julian Kenny described the main cave as consisting of 18 separate sections. He documented two chimneys and a "walk-in chamber". The walk-in chamber connected to a "boulder chamber" that was heavily used by bats, and to a crawl hole which connected to the remainder of the cave system. Beyond the crawl hole was a subterranean stream and