Thank you for your interest in supporting Mammoth Cave National Park. Your donation will enhance the programs and activities to protect park resources and provide visitor services. Philanthropic contributions continue to make a significant difference and we welcome and are grateful for your support.
There are several ways of supporting Mammoth Cave National Park:
Mammoth Cave National Park
P.O. Box 7
Mammoth Cave, KY 42259
Checks should be made payable to "Mammoth Cave National Park".
Direct donations including cash may also be placed in donation boxes in the park Visitor Center.
The Friends of Mammoth Cave National Park was formed by citizens with a passion for the park and welcome new members for both active volunteer participation and financial support. Click here for more information about the Friends of Mammoth Cave National Park.
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!