Museums Museo della Basilica Santuario The Museum of the Basilica Sanctuary is located in the basement of the Basilica Maria Santissima del Suffrage. In it are collected sacred furnishings that date from the 15th to the 18th century. There are also archaeological, protohistorical, and Etruscan finds that have been found in the area. Of particular interest is a reliquary of the fifteenth century.
Museums Museo Civico Archeologico e delle Tradizioni Popolari The Civic Museum of Archaeological and Popular Traditions is located on the two lower floors of the Palazzo del Podestà. It welcomes various archaeological and popular tradition materials that document the history of Grotte di Castro. Great interest is the archaeological section with bucchero vases and spear heads coming from the necropolis of the territory.