Mammoth-Cave-Nationalpark

The American Mammoth Cave National Park is a national park in central Kentucky. The Mammoth Cave is around 627 km of mapped extent of the most extensive known cave in the world. The park was established on 1 July 1941. It was declared by UNESCO on 27 October 1981 for the World Heritage Site and Biosphere Reserve on September 26, 1990.

The park has an area of about 21,400 hectares, of which the largest part in Edmonson County, smaller parts in Barren County and Hart County. In the park of the Green River and Nolin River flow, which leads directly outside the park in the Green River.

Geology and fauna

The region consists of a thick layer of limestone, which is covered by a layer of sandstone. The cave was an important supplier of saltpetre, which was used for the manufacture of gunpowder, especially in the British -American War of 1812.

"Polluter " of saltpetre were the excreta of bats, their large colonies in thousands of years for this product " ensured " ( bat guano ). According to a report from 1810, the walls of the cave were " black bat " - today only small populations are observed.

Caverns National Park is crossed by numerous subterranean streams. The largest river is the River Styx.

History

Between 1840 and 1850 the cave through the slave Steven Bishop was first thoroughly explored. He drew the first plans of the cave and missed many names and terms for formations. 1908 Cave of Max Kamper was first measured professionally.

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