From James Rollins, the #1 New York Times bestselling author of the Sigma Force series, comes another electrifying combination of suspense, history, science, ac

When a riot at an archaeological site containing hundreds of mummified bodies in the Rocky Mountains results in murder, Sigma Force is on the case. The investig

Could the founding of America be based on a lie? The truth is hidden within the ruins of a cursed lost colony... An exhilarating Sigma Force thriller. In the Ro

The greatest monster is man. From the author of The Beast of Barcroft and Northwoods comes a chilling descent into the depths of horror and human depravity. Ben