Re-opened in 2010 in a renovated exhibition arrangement, after a long and complex restoration, the Museum is located inside the factories connected with the Bishop's, in one of the sites of Ravenna highest concentration of architectural and archaeological late antique and early Middle Ages, with two appearances recognized by UNESCO as a World Heritage Site, the Baptistery of the Orthodox and the Chapel of St. Andrew. The museum preserves the materials from the ancient cathedral ursi (IV cent.), Which was destroyed in the eighteenth century. At the "Hall Lapidary", as it was originally called the museum, are aggregated typologically different materials and from different backgrounds: classiari of Roman tombstones, sculptures and architectural fragments, capitals, mosaics, stelae, sarcophagi fronts, depicting a headless statue in porphyry a victorious emperor of the fifth century. The museum also houses the famous chair of Maximian, one of the most famous works in ivory you know, the work of Byzantine artists of the VI sec.Al foreground path stands chronologically between collections of early Christian and Byzantine period, starting from the same room lapidary Farsetti and the adjacent environment, where the organization of the material repeats the original consistency but with a chronological distribution of the finds. We now include in the path two unpublished eighteenth-century dining rooms adorned with fine stucco. Among the exhibits, of considerable importance, the liturgical calendar in marble, the Ambo of Adeodato with inscription of the year 597, from the church of Santi Giovanni e Paolo, the marble chapel of Saints Quirico and Giuditta, the first half of the fifth century, with bas-reliefs on the four fronts; fragments in serum and liturgical vestments and the planet of the bishop Angelopte, dating from the twelfth century. The museum continues the archbishop's chapel, also called the Oratory of S. Andrea and S. Pier Crisologo, built at the behest of Peter II, bishop of Ravenna from 491 to 519 E 'preceded by a small ARDICA with a barrel vault covered by mosaics, as well as the time to sail the sixth century; The lunettes are frescoed by the painter of the sixteenth century Ravenna, Luca Longhi. Oratory leads to the Tower Salustra, likely the rest of the homonymous Roman gate of the first century AD Here it holds the chair of the bishop Maximian, a masterpiece of sculpture ivory performed by artists of the Alexandrian and Byzantine influences. On the second floor of the building is the Archdiocesan Archive, which houses some 13,000 scrolls dating from the seventh century, you're papyri, including the degree of papal Paschal I (819) and an illuminated manuscript of Julius Clovio. The halls are some works of art, including a 'Madonna and Child' by Baldassarre Carrari and 'Bust of Cardinal Capponi' of Gian Lorenzo Bernini.