The Archiepiscopal Museum is located in Ravenna, Italy, next to the Baptistry of Neon and behind the Duomo of Ravenna. In the museum relics of early Christian Ravenna are preserved, including fragments of mosaic from the first cathedral church, and the chapel of Sant'Andrea, dating from the Gothic kingdom.
The main room, on entering, contains lapidary inscriptions as HIC REQUIESCIT IN PACE VIR SBL SEDA IGNUCUS, CUBICULARIUS or 'Bedchamberlain' to Theodoric the Great, buried 541 AD. Beneath this, by the window, a reliquary for the martyred saints Quiricus and Julietta, whose remains were carried from Tarsus, the birthplace of Saint Paul, to Auxerre and from thence to Ravenna. The depictions on its four facings are in keeping with the theme of donation: Galla Placidia placed it in the church of San Giovanni Battista. They are:
Wikipedia https://en.wikipedia.org/wiki/Archiepiscopal_Museum,_Ravenna
Address 11 Piazza Arcivescovado, Ravenna 48121, Italy
Coordinates 44°24'54.261" N 12°11'51.947" E