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At 150.4 miles (242.0 km), Lechuguilla Cave is the eighth-longest explored cave in the world [1] and the second deepest (1,604 feet or 489 meters) in the continental United States. [2] It is most famous for its unusual geology , rare formations , and pristine condition.
Bell Witch Cave; Blue Spring Cave; Big Bone Cave; Craighead Caverns - also called Lost Sea [1] Cumberland Caverns; Devilstep Hollow Cave; Dunbar Cave; Forbidden Caverns; Hubbard's Cave; Lookout Mountain Caverns; Lost Cove Cave; Nickajack Cave; Raccoon Mountain Caverns; Rumbling Falls Cave; Ruby Falls; Snail Shell Cave; Tuckaleechee Caverns
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]
Carlsbad Cavern includes a large limestone chamber, named simply the Big Room, which is almost 4,000 ft (1,220 m) long, 625 ft (191 m) wide, and 255 ft (78 m) high at its highest point. The Big Room is the largest chamber in North America and the 32nd largest in the world. [4]
Location: McMinnville, Tennessee, US: Coordinates: 1]: Length: 27.7 miles (45 km) [2]: Discovery: 1810 by Aaron Higgenbotham: Geology: Monteagle Limestone: Entrances: 3: List of entrances: Higgenbotham Cave, Henshaw Cave, Onyx Curtain: Access: restricted: Show cave opened: July 4th, 1956: Lighting: electric: Website: cumberlandcaverns.com: Cumberland Caverns is a national natural landmark and ...
Infections with the deadly, flesh-eating bacteria Vibrio vulnificus are rare — but they may be on the rise in parts of the United States. The bacteria are found naturally in warm seawater, and ...
As the state continues its recovery from last month’s Category 4 storm, health officials are warning that the storm surge has led to a spike in infections caused by Vibrio vulnificus, a ...
Another bacteria found in the cave is the species Gallionella ferruginea. These organisms are chemolithotrophic bacteria (meaning they use in-organic substances as a source of nutrients). These bacteria oxidize the iron in the cave, giving some of the formations a rusty red color. The most complex organism in the cave is the springtail species ...