The Museum of the High Plains at 413 Norris Ave. in McCook is run by the High Plains Historical Society, organized in 1963. Its exhibits cover the McCook Army Air Base and the German prisoner-of-war camp near Indianola during World War II, American Indian artifacts, a general store and an old-time pharmacy, antique bicycles and appliances, a model railroad, early maps of the West and three Nebraska governors.
The museum also uses McCook's Carnegie Library next door, dedicated in 1908 and listed on the National Register of Historic Places, which has housed exhibits since 1969. Hours are Tuesday through Friday 1–5 p.m. and Saturday 11 a.m.–3 p.m.

