A group of scientists undertake an expedition to Alaska's Federal Wilderness Zone to study the effects of global warming. The expedition changes suddenly when the group heads out on a routine foray into a glacial ice cave and makes an astonishing find.

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...

"On a remote archeological site in Greece, the mythic home of the first Olympics, four women discover an unusual artifact. It’s a piece of history that definitely shouldn’t exist. And for the head archaeologist in charge, a relic himself, it means something’s gone horribly wrong. Elise, Kara, Z and Patty all find themselves digging here together, but they couldn’t be farther apart. Kara’s a polished conservator calling...