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Updated: May 23, 2025
Since the largest and most important caves occur in limestone, a little special attention to the cause of their occurrence there may serve to show that although speleology has only recently received its name and been elevated to the rank of a separate and independent science, it is one of the earth's ancient institutions.
The southern half of the State of Missouri, and the Black Hills of South Dakota, offer exceptionally delightful regions for the study of caves, or Speleology as it has been named, and the sister sciences of geology and geography at the same time.
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