(North Dakota)
Cross Ranch State Park is a public recreation area covering 569 acres (230 ha) on the west bank of the Missouri River nine miles (14 km) south of Washburn in Oliver County, North Dakota. The Nature Conservancy's Cross Ranch Nature Preserve, a 6,000-acre (2,400 ha) preserve which features a roaming herd of more than 200 adult bison, lies adjacent to the state park. (Ref: https://en.wikipedia.org/wiki/Cross_Ranch_State_Park)