Did the prehistoric culture known as the Hopewell build a 60-mile long prehistoric highway between two of southern Ohio's major cultural centers? Though weather and development destroyed the road long ago, technology - and old notes from 19th\xa0century explorers - suggest such a colossal monument did indeed exist.\n\n\nwww.ohiomysteries.com\nfeedback@ohiomysteries.comwww.patreon.com/ohiomysterieswww.twitter.com/mysteriesohiowww.facebook.com/ohiomysteriesAudionautix- The Great UnknownThe Great Phospher- Daniel Birch\nLearn more about your ad choices. Visit megaphone.fm/adchoices