Washington, D.C. stands as America's capital city, serving as the heart of U.S. federal government and home to iconic landmarks.
- Established in 1790, Washington, D.C. has grown to over 705,749 residents (2019) with a metropolitan population exceeding 6 million
- The city houses major governmental institutions including the White House, United States Capitol, and numerous historical monuments
- Tourism, finance, education, and research drive the local economy, with a GDP of 442,212 million dollars
- Notable landmarks include the Washington Monument, Lincoln Memorial, and Capitol building, attracting millions of visitors annually
- The city's unique status as a federal district distinguishes it from regular states, with its own municipal governance structure