GRAND MANSION. Number One Observatory Circle, the official residence of the Vice President of the United States of America, built in 1893 at a cost of $20,000. Number One Observatory Circle, the official home and residence of the Vice President of the United States. (Credit: (AP Photo/J Scott Applewhite, ID: 00111102994). Text credit: Charles Denyer.

GRAND MANSION. Number One Observatory Circle, the official residence of the Vice President of the United States of America, built in 1893 at a cost of $20,000. Number One Observatory Circle, the official home and residence of the Vice President of the United States. (Credit: (AP Photo/J Scott Applewhite, ID: 00111102994). Text credit: Charles Denyer.