The Diocesan Museum of Alba has the drain preservation, study, research and dissemination of the historical, artistic, archival and bibliographic of the Diocese. The Diocesan Museum is structured on seven locations in the territory. The headquarters, born in 2008 in the premises of the underground cathedral of Alba, consists of an archaeological dig that allows you to discover a fragment of the city's history, from the Roman age (I-II century d. C.) until the foundation the first Episcopal church (VI century). In the exhibition rooms, the crypt of St. Peter's room and the coat of arms, are exposed remains early medieval liturgical furnishing and lapidary with Romanesque remains, Gothic and Renaissance. Some showcases preserved ceramics, textiles and glassy fragments, paintings and coins plasters. With the help of new technologies, such as multimedia stations and an immersive room, Alba museum also acts as a resource center and gateway to experience the diocesan territory divided between Langa and Roero.