If you are interested in postal stamps, then the Postal Museum in Washington D.C. is an excellent place to visit

The Postal museum brings to life the colorful history of mail service of the country and offers a number of interesting things to see and do. The Postal Museum is a part of the Smithsonian Institution and features several exhibits that detail the different processes of sending, receiving and delivering mails.

Popular as The Castle, the Smithsonian Institution Building is one of the most visible landmarks in the National Mall of Washington D.C.

Made out of red sandstone; the Smithsonian Institution Building resembles a 12th-century French fortress. It was the first Smithsonian building that was built and was completed in 1855.

The American Art Museum of the Smithsonian Institution features an exclusive compilation of the largest collection of American Art

Located in the Penn Quarter neighborhood of Washington D.C., the museum is housed in the National Historic Landmark Building along with the National Portrait Gallery.The museum serves as a center of study and preservation of the rich artistic and cultural heritage of the country.

The American History Museum represents the heritage and culture of the United States

Located in the historic Anacostia neighborhood and about 10 minutes from the National Mall stands the first federally funded and community-oriented museum, the Anacostia Community Museum

A Smithsonian Institution museum, the mission of the Anacostia Community Museum is to inspect the influence of social and cultural issues on present urban communities. The exhibits and programs in the museum takes a glimpse into the areas that affect the everyday lives of the people.

A division of the Smithsonian Institution

The Cooper-Hewitt National Design Museum is the only museum in the country that has been dedicated to historic and contemporary designs. Located in New York, the museum is housed in the former Andrew Carnegie Mansion. The museum was established in 1897 by grand daughters of industrialist Peter Cooper. The museum became a subsidiary of the Smithsonian Institution in 1967.