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The Smithsonian National Museum of Natural History boasts the world's largest natural history collection that will inspire several "oohs' and "aahs" from visitors of all ages. Among the highly dramatic and memorable exhibits are a 70 million-year-old dinosaur egg, an incredible giant squid, and a look at a truly unforgettable tarantula feeding that will inspire several gasps among all who view it. In addition to all of these exhibits, the museum offers even more adventures via the 3-D IMAX theater within its facility.

The kids will love the International Spy Museum that chronicles the history of international espionage through a highly captivating combination of attractions and interactive exhibits. The popular School for Spies gives you a chance to play with some truly enthralling spy gadgets that include everything from buttonhole cameras to lipstick pistols. The various galleries trace the spy game through the centuries that will surely spark the interest of the junior James Bond in your family.

Considering how much history there is in Washington and its surrounding areas, taking a walking tour will get you even closer to these venues and help you gain an even deeper insight to the lives of the people that shaped history. The Fairfax Museum and Visitor Center schedules various informative and detailed guided walking tours of historic Fairfax. Some of the highlights along the way include a handful of the city's oldest structures like the Gunnell House that dates back to 1830, the Old Fairfax Jail that originated back in 1891 and the Moore House that was originally constructed in 1840.