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Mammoth Cave
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The Historic Entrance to Mammoth Cave
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Inside Mammoth Dome
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Our Ranger Guide
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Ancient Autographs
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Ancient Autographs
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Ancient Autographs
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The Bottomless Pit
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Ominous, Bottomless
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Fat Men Tell No Tales
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The straight and narrow
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I'm a spelunker!
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More ancient signatures
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Rocks, lots of rocks
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A brief tour stop
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Coming out of the historic entrance
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UNESCO World Heritage Site, Mammoth Cave
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Uh ohs
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The hatch at the new entrance
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Rock formations
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Light
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Tumbling rocks
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In the dark
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Another tour stop
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Coming up on Frozen Niagara
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Frozen Niagra, from the top
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Frozen Niagara Tentacles
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Cave Bacon
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Stalactites
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Pillars
