Library of Congress

Congress, The Senate, The House, Capitol Hill - all words associated with the multi-faceted national bicameral legislature. Translation please? It makes the country's rules.

Aviation has always captured the mind of people, and this is your chance to see the Wright brothers' first successful heavier-than-air powered aircraft.

An extensive art museum, which features a number of artworks of Alexander Hamilton and his family.

Since 1964, the majestic and picturesque Christmas tree in front of the Capitol has been selected from a different US National Forest.

Often called the third branch of the federal government, the Supreme Court is ruled by nine justices at present, each with a lifetime appointment.

Union Station opened in1907, at its height in World War II had 200,000 people passing through daily, and still maintains an annual passenger count of over 5 million.