Ronga mhinduro kumubvunzo uyu wakaoma kunzwisisa: Cave-In-Rock, Illinois yakanga iri nhare yemhondi dzinoparira mhondi/makororo ehama dzakashanda muzana ramakore ripi?
uyo aishanda muTennessee, Kentucky, Illinois, uye Mississippi, mukupera kwezana ramakore rechi18.