Collapse: How Societies Choose to Fail or Survive

The History of the Decline and Fall of the Roman Empire

The Penguin History of the World: 6th edition

The Classical World: An Epic History of Greece and Rome

The Sacred Bee in Ancient Times and Folklore

The Force of Destiny: A History of Italy Since 1796

The Land Where Lemons Grow: The Story of Italy and its Citrus Fruit

Raphael, Painter in Rome: A Novel

The Arabs: A History – Third Edition

Cesare Borgia

The Golden Age: The Spanish Empire of Charles V

A Guest at the Feast: A Memoir