When you enter this museum, you can sign in on the old registry of the Adams Hotel of Lavina. The museum tells the story of the birth of Roundup and includes a pioneer-era cabin and a five-room house. Its main exhibit is a coal mine and tunnel with a wooden car, carbide lamps, lunchpails, photos, and maps. Other exhibits include local Indian artifacts, fossils, and paintings by local artists. Special exhibit rooms include the old Rothiemy Store and post office, a one-room rural school, the original operating rooms of the old Vicars Hospital, and a dressmaker shop. On the grounds are a print shop, a blacksmith shop, and the old NF Ranch home which was originally built in 1884. Admission is free.