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Illinois Caverns is a state natural area in the New Design Precinct of Monroe County, Illinois. It features Illinois Caverns which is alternatively known as Mammoth Cave of Illinois (also Burksville Cave, Egyptian Cave, Eckert Cave). Illinois Caverns is the second-largest cave in Illinois and has more than 9.6 km of passages. [1]
About 150,000 years ago, the area that is now known as Monroe County in southwest Illinois was covered in ice hundreds of feet thick. When the ice melted, the water flowed into fractures in the ...
Cache River State Natural Area: Johnson: 14,314 57.93 1970: Cache River: Franklin Creek State Natural Area: Lee: 882 3.57 1982: Franklin Creek: Fults Hill Prairie State Natural Area: Monroe: 997 4.03 1970: Kidd Lake: Goose Lake Prairie State Natural Area: Grundy: 2,537 10.27 1969: Goose Lake, Des Plaines River, Kankakee River, Illinois River
Burrows Cave is the name given to an alleged cave site in Southern Illinois reputedly discovered by Russell E. Burrows in 1982 which he claimed contained many ancient artifacts. Because the many inconsistencies and lack of evidence for his claims of discovery and findings, the cave, which has never been located, is considered a hoax by ...
Illinois Caverns State Natural Area This page was last edited on 17 December 2016, at 02:36 (UTC). Text is available under the Creative Commons ...
Pages in category "State Natural Areas of Illinois" The following 11 pages are in this category, out of 11 total. ... Illinois Caverns State Natural Area; K.
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Natural Landmarks in Illinois range from 53 to 6,500 acres (21.4 to 2,630.5 ha; 0.1 to 10.2 sq mi) in size. Owners include private individuals or organizations, and several county, state and federal agencies. [2] The National Natural Landmarks Program is administered by the National Park Service, a branch of the Department of the Interior. The ...