Fort San Juan Exploring Southern Appalachia: The Conquistadors and The Catawba By Cass Herrington • Oct 22, 2019 John Klausmeyer / University of Michigan, Museum of Anthropological Archaeology Listen Listening... / 3:56 About 450 years ago, Spanish soldiers on an expedition from Florida took over the native Catawba town of Joara, about 60 miles East of Asheville.