International Spy Museum

View the interactive exhibitions and installations, and learn about the role and techniques of espionage throughout history at the International Spy Museum. The brand-new facility houses the largest collection of spy artifacts in the world, as well as first-person accounts from top intelligence officers and experts. Here, children and grown-ups alike can embark on an immersive mission and step into the shoes of a spy. Before you leave, check out the gift shop's offbeat souvenirs. The museum is open every day of the week and can be easily reached with the DC Metro. You can get timed tickets online. – Tripadvisor