The famous monument in Washington, D.C., that commemorates the first president of the United States is the Washington Monument. Completed in 1884, this iconic obelisk stands at 555 feet tall, making it one of the tallest structures in the city. The monument honors George Washington for his leadership during the American Revolution and his role in founding the nation. It features inscriptions of excerpts from his writings and is a central symbol of American democracy and national pride, attracting millions of visitors each year.