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Wind Cave
Wind Cave National Park is an American national park located north of the town of Hot Springs in western South Dakota. Established on January 3, 1903 by President Theodore Roosevelt, it was the sixth national park in the U.S. and the first cave to be designated a national park anywhere in the world. The cave is notable for its calcite formations known as boxwork, as well as its frostwork. Approximately 95 percent of the world's discovered boxwork formations are found in Wind Cave. The cave is recognized as the densest cave system in the world, with the greatest passage volume per cubic mile. Wind Cave is the seventh longest cave in the world with of explored cave passageways () and the third longest cave in the United States. Above ground, the park includes the largest remaining natural mixed-grass prairie in the United States. Origin of name The passages in the park are said to "breathe" as air continually moves into or out of them, equalizing the atmospheric pressure of t ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Custer County, South Dakota
Custer County is a county in the U.S. state of South Dakota. As of the 2020 United States Census, the population was 8,318. Its county seat is Custer. The county was created in 1875, and was organized in 1877. Geography Custer County lies on the west line of South Dakota. Its west boundary line abuts the east boundary line of the state of Wyoming. The Cheyenne River flows northeastward along the upper portion of the county's east boundary. Battle Creek flows southeastward in the upper eastern part of the county, discharging into Cheyenne River along the county's northeastern boundary line. Spring Creek flows northeastward through the upper eastern part of the county, discharging into the river just north of the county border. The county terrain is mountainous, especially its western portion. The terrain slopes to the east; its lowest point is its NE corner at 2,461' (750m) above sea level (ASL). Its highest point is a mountain crest along the north boundary line, at 6,657' (2029 ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
