Traces the history, society, culture, and lasting influences of the Byzantine Empire, which grew from the decaying Roman empire and ruled from Constantinople from the fourth to the end of the fifteenth century.
In the eleventh century the teenage princess Anna Comnena fights for her birthright, the throne to the Byzantine Empire, which she fears will be taken from her by her younger brother John because he is a boy.
Johnny Dixon and Professor Childermass discover a trolley which transports them back to Constantinople in 1453 as the Turks are invading the Byzantine Empire.