Nationals Park in Washington DC
I think they stay in gaylord Maryland it a big resort
Griffith Stadium was located in Washington, DC and was where the Washington Nationals/Senators played until the 1962 season when DC Stadium, now called RFK Stadium, opened. The stadium was torn down in 1965 and a hospital was built on the site.
Number One Observatory Circle, Washington, DC. You can get more information at www.whitehouse.gov
DC = District of Columbia