Friends of Mammoth Cave National Park

Authorized primary non-profit philanthropic partner of Mammoth Cave National Park, providing support for Park programs and activities. We proudly support and protect Mammoth Cave National Park for future generations.

As the longest toured cave on earth, Mammoth Cave is one of the world’s greatest treasures for education and research. Our goal is to ensure its legacy remains timeless for future generations, but we cannot achieve our goal alone. Visit our website to find out how you can help.