“Saints, Sorcerers, and Caesars” About the martyrdom of St. Peter and St. Paul. The traditions that come down to us about these great Apostles. Paul’s public rebuke of Peter’s bad prudential judgment, and Peter’s heroic humility in accepting the rebuke. The roles played by Simon Magus and the Emperor Nero in the deaths of Peter and Paul. The origins of the Church of Domine, Quo Vadis and the Abbey of Tre Fontane. Why did the springs of Tre Fontane, which ran continually since the martyrdom of St. Paul, dry up in the 1950s? The sites of Peter and Paul’s martyrdom, and their final resting place.