The Lost World of Byzantium

The Secret History of the Mongol Queens: How the Daughters of Genghis Khan Rescued His Empire

Constantinople: Capital of Byzantium, Edition 2

Secrets of the Japanese Art of Warfare: From the School of Certain Victory

Medieval Europe

The End of Byzantium

The Secret History of the Mongols

Introduction to Byzantium, 602–1453

Genghis Khan: The Secret Recipe of Traditional Food of Ancient Mongolia (The History of the Mongol Emperor From Eastern Europe to Asia)

In Search of the Dark Ages

The History of the Decline and Fall of the Roman Empire

The Templars: The Rise and Spectacular Fall of God's Holy Warriors

The First Crusade: The Call from the East

The Great Siege, Malta 1565: Clash of Cultures: Christian Knights Defend Western Civilization Against the Moslem Tide

A Short History of Byzantium

The Art of Sword Combat: A 1568 German Treatise on Swordmanship

In Distant Lands: A Short History of the Crusades

The Restoration of Rome: Barbarian Popes & Imperial Pretenders

The History of the Medieval World: From the Conversion of Constantine to the First Crusade