Nebraska State Historical Society branch museum. Nebraska's only 19th-century flour mill with the original milling equipment intact. Open Memorial Day-Labor Day, Tue-Sat, 10am-5pm; Sun, 1-5pm. Rest of the year, Mon-Fri, 10am-5pm; weekends by appt. Guided tours available. Historical marker on-site. Admission: $3 adults, $2 per person in groups of 20 or more.