This thriller novel follows symbologist Robert Langdon and cryptographer Sophie Neveu as they investigate a murder in the Louvre Museum in Paris. The murder leads them to a trail of clues hidden in the works of Leonardo da Vinci, revealing a religious mystery protected by a secret society for two thousand years. The mystery involves a conspiracy within the Catholic Church and threatens to overturn the foundations of Christianity.

In this fast-paced thriller, a renowned symbologist is called to the Swiss research facility CERN to investigate a mysterious symbol seared into the chest of a murdered physicist. His investigation leads him to the Vatican City, where he uncovers the resurgence of an ancient secret brotherhood known as the Illuminati. As a conclave is underway to elect a new Pope, the symbologist and a gifted Italian scientist race against time to prevent a powerful time bomb from destroying the Vatican. They embark on a frantic hunt through sealed crypts, dangerous catacombs, and deserted cathedrals, following a 400-year-old trail of ancient symbols that snake across Rome to the long-forgotten Illuminati lair.

"Centesimus Annus" is a papal encyclical where the Pope explores and reaffirms the Catholic Church's teachings on social and economic issues. It was written on the hundredth anniversary of "Rerum Novarum," an earlier encyclical addressing issues of labor and the economy. The document discusses the dangers of both socialism and capitalism, and emphasizes the importance of a moral and ethical approach to economics, one that respects human dignity and prioritizes the common good above personal gain.

This book is a collection of the encyclicals issued by Pope John XXIII during his tenure as the head of the Catholic Church. The encyclicals, or papal letters, address a variety of topics including social justice, peace, human rights, and the role of the Church in the modern world. They provide insight into the Pope's theological and philosophical perspectives, as well as his vision for the Church and its mission in society.

The novel unfolds as a satirical adventure, delving into the complexities of faith, deception, and the human quest for meaning. Set against the backdrop of early 20th-century Europe, it follows the journey of Lafcadio, a young man whose paths cross with an eclectic mix of characters, including anarchists, aristocrats, and religious figures, each embroiled in their own pursuits of ideology, power, and salvation. Central to the plot is a meticulously planned hoax involving the Pope, which spirals into a series of events that challenge the characters' beliefs and intentions. Through its intricate narrative and sharp critique of societal norms, the book explores themes of morality, authenticity, and the absurdity of human endeavors.

"Brother Astronomer" is a memoir that explores the harmonious relationship between science and religion through the eyes of an astronomer who is also a Jesuit brother. The book delves into the author's journey of faith and his passion for astronomy, detailing his experiences working at the Vatican Observatory. It reflects on the broader implications of scientific discovery, the nature of the universe, and the spiritual questions that arise from exploring the cosmos. The narrative combines personal anecdotes, scientific explanations, and philosophical musings to illustrate how the pursuit of scientific knowledge can be a deeply spiritual endeavor.

This book delves into the secret relationship between Pope Pius XI and the Italian dictator Benito Mussolini. The narrative reveals how each man relied on the other to consolidate his power and achieve his political goals, ultimately leading to the Vatican’s endorsement of the Fascist regime. The author uses newly available sources from the Vatican archives to illuminate this dark chapter in the history of the Catholic Church and Italy.