Here are some of his most notable works:
* The Shadow of the Templars (L'ombra dei Templari) (2014): A historical novel set in 1307 about the persecution of the Knights Templar.
* The Secret of the Medici (Il Segreto dei Medici) (2016): A historical novel set in 14th century Florence that explores the life and secrets of the powerful Medici family.
* The Code of the Templars (Il Codice dei Templari) (2017): A sequel to "The Shadow of the Templars" that follows the story of the Templar knights as they attempt to recover a stolen relic.
* The Labyrinth of Florence (Il Labirinto di Firenze) (2018): A historical mystery novel that follows a Florentine detective as he investigates a series of murders in the city.
Sanminiatelli's works are characterized by their meticulous historical research, intricate plots, and captivating characters. They have been translated into multiple languages and enjoyed widespread success.
He is also the author of several other novels, including:
* The Daughter of the Doge (La Figlia del Doge) (2013)
* The Last Templar (L'Ultimo Templare) (2019)
* The Mystery of the Doge's Palace (Il Mistero del Palazzo Ducale) (2020)
His works have been praised for their historical accuracy, suspenseful narratives, and vivid descriptions of life in medieval Europe.