Biggest houses in the World

Istana Nurul Iman, Brunei -2.15 million square feet

Buckingham Palace, United Kingdom   -828,800 square feet

Gemini Mansion, Florida -696,000 square feet

Antilia, India -400,000 square feet)

Biltmore Estate, United States -175,000 square feet

Safra Mansion, Brazil -117,000 square feet

Fair Field, United States -110,000 square feet

The One, United States -105,000 square feet

Witanhurst, United Kingdom -90,000 square feet

Modern Versailles, United States   -85,000 square feet