Travelzoo offers Two International Spy Museum Adult General Admission Tickets in Washington, D.C., bundled with the "Spy in the City" Interactive GPS Mission for $33. That's $26 under booking this combo directly. The museum has been awarded the TripAdvisor Certificate of Excellence and features interactive exhibits on the history and techniques of espionage, including a retrospective of James Bond villains. The "Spy in the City" mission lasts approximately 1 hour and involves following GPS-based clues and codes within a 1-mile walking circuit of the museum. Book this travel deal by September 30 for visits through the same date.