year of inscription. 1981
criteria. Natural
This WHS is located in the state of Kentucky. Located within it is the most extensive cave system in the world: to date, some 458km within the park and 128km outside of it have been surveyed. Its karst topography is host to nearly every form of cave formation as well as the richest flora and fauna of cave-dwelling wildlife known.
what. postcard (United States, 2022)
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