mammoth cave national park

English Thesaurus

1. a national park in Kentucky having a large cavern and an underground river (noun.location)

instance hypernym	:	national park,
definition	:	a tract of land declared by the national government to be public property (noun.location)

part meronym	:	bluegrass state, kentucky, ky,
definition	:	a state in east central United States; a border state during the American Civil War; famous for breeding race horses (noun.location)