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Mark Twain Cave and Campground

7032-7037 County Road 453 Hannibal, MO 63401 | Outstate MO | 573-221-1656

Business Description

The Mark Twain Cave Complex boasts America's Oldest and Newest Show Caves. Mark Twain Cave is Missouri's first Show Cave. The cave was first shown in 1886 and is a Registered National Natural Landmark.

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