Underwater divers Kurt Austin and Joe Zavala battle a secret Spanish brotherhood which is plotting to regain Spanish territory taken by the U.S. The action ranges from the decks of a sunken passenger liner in the Atlantic to an underwater Mayan temple. By the author of Flood Tide.

The year is 1876. Among the warring Indian tribes and lawless gold-rush towns of America's western territories, two paleontologists pillage the Wild West. They are hunting for dinosaur fossils, while surveilling, deceiving and sabotaging each other in a rivalry that will come to be known as the Bone Wars. Into this treacherous territory plunges the arrogant and entitled Yale student William Johnson. Determined to survive a summer in the west to win...