Alert - Mammoth Cave is in an area highly endemic to histoplasmosis
Histoplasmosis is a serious infection caused by breathing in spores of a fungus often found in bird and bat droppings. Infants and immunocompromised persons are especially vulnerable. Click the link for more information. More »
Freedom Of Information Act
All requests for information about Mammoth Cave National Park made through the Freedom of Information Act must be submitted to the park's Public Information Officer.
Please direct all correspondence to:
Public Information Officer
Mammoth Cave National Park
P.O. Box 7
Did You Know?
Mammoth Cave is the world's longest known cave, with more than 400 miles of interconnected passages—so long that if the second and third longest caves in the world were joined together, Mammoth Cave would still be the planet's longest cave and have more than 100 miles left over!