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Illinois Caverns is the second-largest cave in Illinois and has more than 9.6 km of passages. [1] The cave has a constant temperature of 58 °F (14 °C), and portions flood during wet weather. Passages can be 20 feet (6.1 m) high and just as wide. It is located off Illinois Route 3, south of Waterloo, near the unincorporated community of ...
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 ...
The Caverns at Natural Bridge; Clarks Cave; Dixie Caverns; Endless Caverns; Gap Cave; Grand Caverns, formerly "Weyer's cave" Indian Jim's Cave; Luray Caverns; Melrose Caverns; Natural Tunnel; Ogdens Cave; Shenandoah Caverns; Skyline Caverns; Stay High Cave; Unthanks Cave
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 ...
Cave-In-Rock is the southern terminus of Illinois Route 1, which leads north from the ferry 326 miles (525 km) to its northern terminus in Chicago. According to the 2021 census gazetteer files, Cave-In-Rock has a total area of 0.42 square miles (1.09 km 2 ), of which 0.37 square miles (0.96 km 2 ) (or 90.12%) is land and 0.04 square miles (0.10 ...
There’s no entrance fee to visit the state natural area, which you can find by plugging 930 Sunflower Lane, Belknap, IL 62908 into your GPS. The visitor’s center is open Wednesday through ...
Illinois Caverns State Natural Area: Monroe: 120 0.49 1985: None: 9.6 km of the park are passages underground. Mitchell's Grove Nature Preserve: LaSalle: 184 0.74 1997: Little Vermilion River (Illinois River tributary) Piney Creek Ravine State Natural Area: Jackson, Randolph: 198 0.80 1972: Piney Creek: Prairie Ridge State Natural Area: Jasper ...
Cave-In-Rock State Park is an Illinois state park, on 204 acres (0.83 km 2), in the town of Cave-in-Rock, Hardin County, Illinois, in the United States. The state park contains the historic Cave-In-Rock, a landmark of the Ohio River. It is maintained by the Illinois Department of Natural Resources (IDNR). [2]