• The Historic Entrance of Mammoth Cave

    Mammoth Cave

    National Park Kentucky

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Mammoth Cave National Park needs and values your support, and there are many ways you can help:

Volunteer - Check out our volunteer opportunities

Donate - Make a monetary donation

 

Did You Know?

Soda straw stalactite

Stalactites grow downward – they hang "tight" to the ceiling – while stalagmites grow upward – they "might" reach the ceiling someday. Mammoth Cave's formations include many types of calcite formations.