Crescent Dawn (Dirk Pitt Adventure)

New York: Putnam, 2010. First Edition. Hard Cover. Very Good/Near Fine. 6x1x9. First edition. Tiny smudge to title page. 2010 Hard Cover. In A.D. 327, a Roman galley barely escapes a pirate attack with its extraordinary cargo. In 1916, a British warship mysteriously explodes in the middle of the North Sea. In the present day, a cluster of important mosques in Turkey and Egypt are wracked by explosions. Does anything tie them together