2223 R St. is a three and 1/2 story stone building, built by architect George Oakley Totten in the style of an Italian palazzo. It is referred to as the Charles Evans Hughes House; he lived there from 1930 until when he died in 1948.
The building was originally constructed in 1907 as an embassy. It was purchased by Burma in 1970, and is now the residence of the ambassador from Myanmar.