Forum Romanum
Outlines of Roman History: Extinction of the Western Empire: Great Invasions
In this article from the 1901 textbook by William Morey, you read about the split of Rome into East and West. and the invasions of swarms of barbarians.
Wikimedia
Wikipedia: Byzantine Empire
Wikipedia entry on the Byzantine Empire addresses its history, the split with Rome, invasions and migrations from the East, its culture, and the empire's eventual decline and fall.
United Nations
Unesco: Historic Areas of Istanbul
This World Heritage website looks at historic Istanbul, located in Turkey. Found here are a description, maps, documentation, photos, videos, any indicators of threats to its integrity, and information about funding assistance for its...
Countries and Their Cultures
Countries and Their Cultures: Syriacs
Syriac is a branch of the Aramaic family of languages and was the lingua franca of the eastern Roman Empire at the beginning of the Christian era. It is also spoken extensively in the regions farther east. It became the language of...