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The following is a list of the longest caves in the United States per length (over 50 kilometres or 30 miles) of documented passageways. Many passageways are still being discovered; this list is based on the latest verifiable data. [1] Some caves and cave systems are partially accessible to the general public.
This is a list of natural caves in the United States. Alabama. Cathedral Caverns; Crystal Cavern; DeSoto Caverns; Dust Cave; Fern Cave; Manitou Cave; Rickwood Caverns;
The Whigpistle Cave System is a large cave near Mammoth Cave, in the U.S. state of Kentucky. The system, composed of the interconnected Whigpistle, Martin Ridge, and Jackpot Caves, has been mapped to over 66 kilometers (41 mi), and is currently the United States' thirteenth-longest cave.
Caves are found around the world. The largest form in areas of karst landforms whose rocks dissolve easily. Preferable conditions for karst cave formation are adequate precipitation, enough plants and animals to produce ample carbon dioxide, and a landscape of gentle hills which drains slowly.
Mammoth Cave National Park is a national park of the United States in south-central Kentucky. It encompasses portions of Mammoth Cave, the longest known cave system in the world. The park's 52,830 acres (21,380 ha) are located primarily in Edmonson County, with small areas extending eastward into Hart and Barren counties.
Craighead Caverns is an extensive cave system located in between Sweetwater and Madisonville, Tennessee. It is best known for containing the United States ' largest and the world's second largest non- subglacial underground lake, The Lost Sea .
The world's largest cave is so big that a Boeing 747 could fly through its largest cavern unscathed. It could fit a Manhattan city block complete with 40-story skyscrapers and has its own weather ...
Friars Hole Cave System is a cave in West Virginia's Greenbrier and Pocahontas counties. [2] First surveyed in the 1960s, [ 3 ] it is one of the longest in the United States and the world. Various sources put its total length at 63 km, [ 4 ] 73.4 km, [ 2 ] 72 km, [ 5 ] 77.4 km, [ 6 ] or 82.5 km long. [ 1 ]