Map of Bones by James Rollins (Sigma Force #2)

During a service at a German cathedral, a band of intruders disguised as monks gun down the worshippers and clergy and escape with a priceless treasure that could reshape the world.

Recommended by Mr. Halacy, Social Studies teacher: “Whenever I see a book by James Rollins I get it and it's read in three days! Great action and adventure!”