The CrazyMountainMuseum is a historical museum featuring exhibits that reflect the history of SweetGrassCounty and the surrounding area. The Museum is maintained by the Sweet Grass Museum Society, a non-profit organization. The Sweet Grass Museum Society has its roots in the Pioneer Society founded in the early 1900's. A permanent home was built and completed 1992 and named CrazyMountainMuseum. It is located south of Big Timber on Cemetery Road southeast of the west Interstate exit to Big Timber. The museum has evolved from a display facility located in a building on McLeod Street. In addition to displays, it now includes a research area, including a large master index for individuals mentioned in a wide variety of documents and pictures. The SweetGrassCounty museum Society and CrazyMountainMuseum published quarterly newsletter 'The New Breeze". It includes information about the museum, new acquisitions, historical photos and articles.