Medicine Lodge is a state archaeological site in the Big Horn Basin near Hyattville, managed together with Fort Phil Kearny State Historic Site. It has camping, a creek with a beach for fishing and swimming, interpretive cabins and a reservable group shelter. The park is open daily from 6 a.m. to 10 p.m., and headquarters is open Monday-Friday 8 a.m. to 4 p.m. and most weekends in the busy season. The interpretive cabins are closed from October 31 through April 30 and can be unlocked if you call ahead. The page notes that campsite #6 is closed while grass regrows. The coordinates point to the nearby town of Hyattville and are approximate.