Mammoth Cave National Park

Archaeological evidence indicates that American Indians living in the area began exploring the cave system in the late Archaic period, between 5,000 and 3,000 years ago. European settlers first found the caves in 1798.

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NASA image created by Jesse Allen, Earth Observatory, using data obtained courtesy of the University of Maryland’s Global Land Cover Facility.

Published May 1, 2005

Source:

Landsat 7 > ETM+

Collection:

U.S. National Parks