Etruscan civilisation v Empire byzantine part.1

Etruscan civilisation v Empire byzantine part.2

Exploration Of Black Sea’s Floor Turns Up Wrecked Ships From Byzantine And Ottoman Empires

Siege of Bursa, 1326 AD | Rise of the Ottoman Empire | Ottoman–Byzantine wars

The Byzantine Empire part.2

The Byzantine Empire part.1

Battle of Pelekanon, 1329 AD | Rise of the Ottoman Empire | Ottoman–Byzantine wars

The underground cities of the Byzantine Empire - Veronica Kalas

History Channel - Engineering An Empire - S01 E12 The Byzantines