If walls could talk, Number One Observatory Circle would share some stories. The residence has welcomed every Vice President since Walter Mondale in the 1970s and, today serves as Kamala Harris's ...

Number One Observatory Circle in Washington, DC, is the official residence of the vice president. Located north of the White House, it is hidden from public view and does not offer public tours.

Number One Observatory Circle in Washington, DC, is the official residence of the vice president. Located north of the White House, it is hidden from public view and does not offer public tours.

Every vice president since 1977 has lived at Number One Observatory Circle. Background: Katherine Frey/The Washington Post via Getty Images. Inlay: Chip Somodevilla/Getty Images ...