Harrison County, MO: The beauty and diversity of Missouri’s native grassland heritage will be celebrated at a free Prairie Day event on Saturday, Sept. 9, at Dunn Ranch Prairie and Pawnee Prairie west of Eagleville in Harrison County. Bison tours and grassland conservation exhibits will be among the activities hosted by the Missouri Department of Conservation (MDC), The Nature Conservancy (TNC), and the Loess Hills and Osage Trails Missouri Master Naturalists.