Leviathan (Event Group Series #4)

The ships of the world are under attack, attacks so sudden and vicious that many ships are lost without a single distress call. The navies of the world start a frenzied search, but even these ships disappear without a trace.

Enter the Event Group, the most secret organization in U.S. history. Armed with proof that history is repeating itself, the Group finds themselves in the grasp of an insane genius straight out of the pages of Jules Verne. They are up against the descendent of the man who...