In the seventeenth century, Catalina de Erauso, at age sixteen a renegade Basque nun, escaped from her convent and traveled to the New World, eventually reaching Peru. She became an outlaw and a crossdresser with a price on her head. Yet she ended her days absolved by both the King of Spain and the Pope, the latter of whom granted her permission to dress as a man for the remainder of her life. The Nun Ensign passed her final years guarding silver...