natural history Exploradio Origins: A French Connection Unearthed in Millstones By Kellen McGee • Oct 10, 2019 CLEVELAND MUSEUM OF NATURAL HISTORY “Cultural geology in my eye is the interface of geology and human culture,” Joe Hannibal said. Joe Hannibal is curator of invertebrate paleontology at the Cleveland Museum of Natural History. He’s a fossil expert, but he’s also used his fossil and rock identification skills to track the movements of cultural materials.