THE #1 WORLDWIDE BESTSELLER FROM THE ICONIC AUTHOR OF THE DA VINCI CODE AND THE NEW ROBERT LANGDON THRILLER, THE SECRET OF SECRETS “Fans of The Da Vinci Code rejoice! Professor Robert Langdon is again solving the mysteries of the universe.” —People “A life-or-death adventure.” —Entertainment Weekly Robert Langdon, Harvard professor of symbology, arrives at the ultramodern Guggenheim Museum Bilbao to attend the unveiling of a discovery that “will change the face of science forever.” The evening’s host is Edmond Kirsch, a forty-year-old billionaire and futurist, and one of Langdon’s first students. But the meticulously orchestrated evening suddenly erupts into chaos, and Kirsch’s precious discovery teeters on the brink of being lost forever. Facing an imminent threat, Langdon is forced to flee. With him is Ambra Vidal, the elegant museum director who worked with Kirsch. They travel to Barcelona on a perilous quest to locate a cryptic password that will unlock Kirsch’s secret. Navigating the dark corridors of hidden history and extreme re­ligion, Langdon and Vidal must evade an enemy whose all-knowing power seems to emanate from Spain’s Royal Palace. They uncover clues that ultimately bring them face-to-face with Kirsch’s shocking discovery . . . and the breathtaking truth that has long eluded us. Look for more Robert Langdon novels: The Da Vinci Code The Lost Symbol Inferno The Secret of Secrets