Clive Cussler Obsidian Sky

Dirk Pitt faces his greatest challenge in the latest novel in the beloved New York Times bestselling series created by the “grand master of adventure” Clive Cussler.

The discovery of an ancient scroll sends Dirk Pitt on a quest for a mystical treasure from a lost civilization. But the trail draws him into the crosshairs of a ruthless international drug cartel, a shadowy eco-terrorist, and a looming global climate catastrophe—one that only he can prevent.