Columbia subject headings:
Architecture, Byzantine.
Istanbul (Turkey)--Antiquities.
Mosaics.
Palaces--Turkey.
Harvard subject headings:
Architecture, Byzantine
Architecture, Byzantine--Turkey--Istanbul
Excavations (Archaeology)--Turkey--Istanbul.
Great Palace of the Emperors (Istanbul, Turkey)
Istanbul (Turkey)--Antiquities.
Istanbul (Turkey)--Buildings, structures, etc.
Mosaics
Palaces--Turkey
Princeton subject headings:
Architecture, Byzantine.
Istanbul (Turkey)--Antiquities.
Mosaics.
Palaces--Turkey.