* The Bone Cage
* The Scent of Death
* The Last Inquisitor
* The Lost Madonna
* The Secret Portrait
* The Templar's Secret
* The Venetian Contract
Non-Fiction:
* Venice: Secrets and Curiosities
* The Mafia: Secrets and Curiosities
* Mysteries of Venice: Secrets and Curiosities
* Florence: Secrets and Curiosities
* Rome: Secrets and Curiosities
* Naples: Secrets and Curiosities
* Sicily: Secrets and Curiosities
* Sardinia: Secrets and Curiosities