Julius Caesar

Hannibal: Rome's Greatest Enemy

SPQR: A History of Ancient Rome

Oh My Gods: A Modern Retelling of Greek and Roman Myths

Hellenistic Astrology: The Study of Fate and Fortune

The Scorpion's Strike: Empire X

Alexander the Great

Rubicon: The Triumph and Tragedy of the Roman Republic

The Philosopher and the Druids: A Journey Among the Ancient Celts

Mythology (75th Anniversary Illustrated Edition): Timeless Tales of Gods and Heroes

Celtic Spirituality: An Introduction to the Sacred Wisdom of the Celts

War, Women, and Druids: Eyewitness Reports and Early Accounts of the Ancient Celts

Searching for Sappho: The Lost Songs and World of the First Woman Poet

The World of Saint Patrick

Dynasty: The Rise and Fall of the House of Caesar

Ireland and the Classical World

The Road to Rome: (The Forgotten Legion Chronicles No. 3)