Photo credit: Robert Raderschatt

The Church of the Holy Wisdom of God, Hagia Sophia, built by Emperor Justinian I in the short period of four and a half years (532–537).

Russian 19th century depiction of Constantine the Great and his mother Saint Helena in Byzantine imperial garments.

Photo credit:CrniBombarder!!!

The Theodosian Walls in Constantinople

Photo credit:Nina-no

A simple cross, an example of iconoclast art from the Hagia Irene.

Photo credit:Vlado

Emperor Constantine the Great presents a representation of the city of Constantinople as tribute to an enthroned Mary and baby Jesus in this church mosaic from the Hagia Sophia, c. 1000

Greek fire, first used by the Byzantine navy during the Byzantine–Arab Wars (miniature from the Madrid Skylitzes manuscript, Biblioteca Nacional de España, Madrid)

Mosaic of Empress Theodora from the Church of San Vitale, Ravenna

Photo credit:Neuceu

The cistern of Philoxenos in Constantinople

Photo credit:Cmmmm

The Baptism of Constantine, painting by the students of Raphael, 1520-1524

Photo credit:Cmmmm

Entry of the Crusaders in Constantinople, oil painting by Eugène Delacroix, 1840

Image credit: Cplakidas

Map of the city of Constantinople during the Byzantine period.