East Room, Largest room in the White House.
The East Room is an event and reception room in the White House, the home of the President of the United States.
The East Room was one of the last rooms to be finished and decorated in the White House, completed in 1826 during the John Quincy Adams administration.
The East Room has been used for a variety of events, including weddings, press conferences, ceremonies, concerts, and bill signings.
The room measures 80 by 37 feet and has a ceiling height of 22 feet.
The East Room is the largest room in the White House and can hold up to 80 people for dinner or 200 for receptions.
Location: Washington, D.C.
Source: Wikimedia