Scarecrow by Matthew Reilly
For more fast paced thrillers and characters who play by their own rules…
Killing Floor by Lee Child for an introduction to one man army, Jack Reacher
Sahara by Clive Cussler for modern swashbuckling adventurer Dirk Pitt
Along Came A Spider by James Patterson for the original Alex Cross thriller
Sandstorm by James Rollins for Sigma Commander Painter Crowe; part Dirk Pitt, part Jack Reacher, all badass.