[Jupiter Island, Florida] The Gate House is an historic single-family home located at 214 South Beach Road in Jupiter Island, Florida. On November 21, 2001, it was added to the U.S. National Register of Historic Places. For several years, it was owned by Edsel Ford. ...
Found on
http://en.wikipedia.org/wiki/Gate_House_(Jupiter_Island,_Florida)

The complex of towers, bridges, and barriers built to protect each entrance through a castle or town wall.
Found on
http://www.castlesontheweb.com/glossary.html

The complex of towers, bridges, and barriers built to protect each entrance through a castle or town wall.
Found on
http://www.encyclo.co.uk/local/20018
No exact match found.