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 »
Mammoth Cave National Park's diverse landscape is accessed by a network of parkways, roads, and river crossings. Normally, visitors have no difficulty making their way around the park, but occasionally weather conditions or construction may block roads or prevent ferries from running. Check the links on this page for road and trail closures or ferry updates if you have concerns about your planned route, or select the link at right to obtain park maps.
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.