Sandstorm (Sigma Force Series)

Nationally bestselling author James Rollins has transported readers to the dark heart of the Amazon, the bowels of the earth, far below the ocean, and the top of the world. Now he embarks upon his most gripping and terrifying adventure yet: to a nightmare buried beneath a treacherous desert wasteland.

An inexplicable explosion rocks the antiquities collection of a London museum—a devastating blast that sets off alarms in clandestine organizations around the world, as the race begins to…