• The Historic Entrance of Mammoth Cave

    Mammoth Cave

    National Park Kentucky


Civilian Conservation Corps (CCC) Image Collection
Hosted by Western Kentucky University

Did You Know?

Eyeless cave fish

Creatures that spend their entire lives in Mammoth Cave adapt to the dark world. Some types of cave fish, for example, do not grow eyes – supporting these extra unnecessary organs would consume precious energy in their nutrient-poor environment.