The new thriller by the New York Times bestselling authors of The Relic (basis of the Paramount movie) and Reliquary. Movie rights to RIPTIDE have been optioned by Arnold Kopelson (producer of such hits as The Fugitive and Outbreak) and Twentieth Century Fox.

Douglas Preston worked for the American Museum of Natural History in New York as managing editor of Curator magazine. In 1989, he undertook a thousand-mile horseback journey with a photographer, retracing the Spanish explorer Coronado's search for the legendary Seven Cities of Gold-and nearly perishing in the harsh deserts of southern Arizona and New Mexico. He has written a number of nonfiction books as well as several novels.Lincoln Child was an editor at St. Martin's Press when he met Douglas Preston and invited him to write a book about the American Museum of Natural History (Dinosaurs in the Attic). The two first collaborated on The Relic; their other titles include Mount Dragon and Reliquary.