- Church decoration
This unit presents sculpture (ambos, columns, capitals and bases, parapet slabs, pilaster capitals, cornices), wall-paintings, wall and floor-mosaics, opus sectile and window panes. Especially noteworthy are the mosaic panel with peacock representation from Saint Demetrios, the wall-painting of the Saints Anargyroi from the stoa crypt of the Agora of Thessaloniki, an opus sectile panel from Saint Demetrios and details of the floor mosaics of the basilica located north of the Taxiarches church in Thessaloniki.
- Liturgical objects and church furnishings.
These include a manuscript gospel, votive crosses, a stone bread-stamp, metal polycandela (chandeliers), metal and clay lamps, glass hanging lamps, silver spoons, a coin hoard, and metal and stone reliquaries. A bronze votive cross of the sixth century and the silver reliquary from Nea Herakleia at Chalkidiki are especially noteworthy.