Amid the grandeur of the Vatican, the bones of Saint Peter—the Church’s most sacred relics—hold secrets that could reshape its history. Father Michael Dominic, Prefect of the Vatican Secret Archives, …
When an orb is discovered in the ruins of an ancient Mexican city, archaeologists around the world start to speculate. The orb’s strange markings point to a c…
From the bestselling author of the Breakthrough series: In his next near-future thriller, Michael C. Grumley explores humanity’s thirst for immortality—at any cost...
Unverified reports tell of a hidden treasure trove deep beneath the Owl Mountains in Poland. Many have tried, but all have failed to locate the legendary Nazi gold train.
