We all know that once upon a time, Kings and rulers used to live in forts and palaces. At present, there is hardly any space left in urban areas to build such buildings. So in the new modern era, wealthy people have built very luxurious houses for themselves. Here are the details of top ten most expensive houses in the world.
 Buckingham Palace
This is the residence of the Queen of England Elizabeth II. There are 775 rooms including 188 staff rooms, 78 bathrooms, 52 bedrooms, 19 staterooms and 92 offices in this large palace. The gates at the boundary wall of the campus are very attractive and tall. National Building Society has valued the Buckingham Palace to be $1.5 billion.
Antilia is the residence of Mukesh Ambani who owns Reliance Group of Companies. This 27-story building is spread over an area of 400,000 square-feet and has 6 underground parking floors and 3 helicopter pads. The awesome building of richest man in India is valued at $1 billion and is maintained by a large staff of 600 people.