In the beginning of July 2010, a seventh set, the White House (21006), was released. An eighth set (21007) was released in November 2010: New York's Rockefeller Center. The ninth set (21009), Farnsworth House (Plano, Illinois), was released in April 2011. A tenth set (21008), The Burj Khalifa, was released in June 2011. The Willis Tower (21000) was also released in 2011, this kit was a re-issue of the original Sears Tower kit; the only change was the printed tile to reflect the building's renaming.