The Archaeological Museum of Teanum Sidicidum is located in an ancient building of the fourteenth century, the museum sections are distributed in the two evocative naves and the archaeological materials describe the history of the territory from the Paleolithic to the beginning of the Middle Ages. The museum exhibits the finds from the excavations. in the ancient center and in the territory of Teanum Sidicium, inhabited by an Oscan-speaking Italic population who developed their own original figurative culture since the 6th century BC The exhibition recounts the main dynamics of occupation of the territory: the age of the villages (VIII -IV century BC: rooms II-IV) and the age of the city (III century BC - VII century AD: rooms V-VII). The main nuclei are made up of the votive objects placed in the sanctuaries, in particular from the sacred area built in Loreto, since the time before the foundation of the city, on a rocky spur incorporated in the urban area, and by the sanctuary of the village of Fondo. Ruozzo, frequented from the Archaic period to the Hannibal wars and again in the Sillan age, which returned statuettes, pottery, miniature ceramics, ex-votos depicting animals and products of the earth. The density and richness of the sidicina population is also testified by the funerary objects of the necropolis both in the villages and in the towns (localities Torricelle, Campofaio, Gradavola, Carrano, Orto Ceraso), with materials ranging from the end of the 6th century BC to the Roman imperial age. The Museum also houses a section dedicated to urban excavations, among which the major intervention consists of the recovery of the Roman theater, located in a central area of the city, almost entirely preserving the cavea and the scenic building with its sumptuous architectural and sculptural decoration, pertaining to an extension of the Severian period. Of particular interest is also the mosaic depicting the Epiphany which is the oldest attestation of this theme in Italy on mosaics. The Conference Room, which can hold up to 100 seated spectators, is also used for temporary exhibitions. It currently houses finds from the necropolis and sanctuaries of Presenzano (Rufrae), a Samnite center inhabited from the 7th century BC