Lantern tours of its passageways, which take 80 minutes, begin at the Mark Twain Cave's visitors center. Camping in the park's campground. Approximately 70 million years old, the curtain is the focal point of a light and musical presentation which climaxes the informative tour. Other speleothems include the Wine Table and Onyx Mountain. Temperature is 60 degrees Fahrenheit.
Camping is available in the park.
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