Take a step back in time and discover a glimpse into the past with this amazing photo of Pennsylvania Avenue in front of the Treasury Building. Discover more at the Historical Society of D.C. website.

Take a rare glimpse of the massive Navy and Munitions Buildings erected on the Mall in 1918. See how massive they were from the Washington Monument in 1942 with this incredible vantage point.

In 1979, Margaret Thatcher visited the United States for the first time to meet with President Jimmy Carter. Despite their differences, Thatcher's visit marked the beginning of a close and productive working relationship between the two leaders. Learn more about their "special relationship" here.

The original statue of Samuel DuPont sat for more than a generation at the center of Dupont Circle. Then it was removed because people thought it was ugly. Read the story to learn more.

The Washington Redskins were the last NFL team to integrate. Owner George P. Marshall ran a southern-focused media empire.

The Bartholdi Fountain on Capitol Hill was almost moved to Dupont Circle at the request of James Blaine. Until history intervened.

What did the Willard Hotel look like just after it was built in the early 1900s. This series of photos shows the ornate interior as it was back then.

Amazing photos of the Beatles in Washington, DC. Their first live concert in the US was at Uline Arena in 1964.

Teddy Roosevelt went for a pleasant walk in Rock Creek and unfortunately lost his wedding ring in the process. This is a great ad in the newspaper asking for its return.

Check out the video of the landing tests they performed on the White House South Lawn in 1957.