In this Room one is transformed the history and the project of the Museum, as well as the archaeological works made in the Hillfort from 1971 to the present. Also information of general character can be found in her on the Castrexa (Hillfort) Culture, the Galaic-Roman time and on the historical-archaeological contour of the Viladonga Hillfort.

All this is exposed in panels with texts, maps, drawings and photographies, that are accompanied with the exhibition of some materials coming from the region, like votive altar dedicated to the Lares Viales (de Arcos, Pol).