Mandar is a community situated in West Sulawesi-Indonesia. Mandar is a unity of ethnic and cultural groups of people who live in Pitu Ulunna Salu and Pitu Baqbana Binanga, and extended to Tiparittiqna Uhai or Lembang Mapi area. The miniature of Mandar culture can be seen in the Landschapesziekenhuis building. It is the former hospital during the Dutch administration. The Landschapesziekenhuis has now functioned as a museum, also named Museum Mandar, where the collections are quite diverse. Interested in the role and function of the museum, the writer wants to know the form of display in this museum as the artifact of the history of Mandar ethnic culture. The aim of this observation is to know the storyline of the Mandar Museum and how the arrangement of the collection. The method used is a qualitative method, which goes through several stages, including data collection, data processing, and drawing conclusions. The Mandar Museum currently still survives and is used by the local government to preserve the Mandar ethnic culture. This museum holds various kinds of collections that are related to events and the culture of the Mandar ethnic. The entire collection is arranged in the exhibition room, but the information presented to visitors is less informative. The information presented is only the caption of object names in the limited description. Some collections have storylines, but the information is not related to one another

Keywords : Museum, Landschapesziekenhuis, Cultural History, Mandar Ethnic, West Sulawesi.