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Featured Article: 10 Thrilling Spy Book Series for Espionage Lovers
Action, thrills, and edge-of-your-seat moments are things you can usually count on from spy book series. And having them narrated to you, with all the breathless intensity the plots require, makes espionage books a must in audiobook format. If you’re looking for some adventure in your life via catching some spies—or being a spy!—here are 10 thrilling espionage books for your spy-loving heart.