Mammoth Cave NP opening at 10:00 am Central Time December 8 - Delayed opening - Ferry closed
Mammoth Cave National Park will have a delayed 10:00 am opening today, December 8, 2013. Green River Ferry is closed due to high water. Click the link for details on Current Conditions. More »
Below Photo Gallery
Did You Know?
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.