Washington, D.C. is in the region of District of Columbia, in USA.
Washington, D.C. is the capital city of the United States, located in the District of Columbia. It is a vibrant and historic city with a rich culture and a plethora of iconic landmarks. Known for its neoclassical architecture and wide, tree-lined avenues, Washington, D.C. is home to the White House, the residence of the President, as well as the Capitol Building, where the US Congress convenes. The city also boasts numerous museums, including the Smithsonian Institution, which houses an extensive collection of art, history, and natural science exhibits. Visitors can explore historic sites such as the Lincoln Memorial, the Washington Monument, and the Jefferson Memorial, all of which pay tribute to the nation's founding fathers. With its blend of history, politics, and culture, Washington, D.C. offers a unique and memorable travel experience.