If you have a few million to spend then you might be interested in this house which has recently gone on sale. At $150 million it is America’s most expensive house. It is so big that no one is really sure how many rooms it has but it is thought to be more than 100. It covers 56,500 square feet with grounds of more than 4.6 acres and has a library, gym, media room, wine cellar, wine tasting room, barbers shop and beauty salon. If you are interested then the closest neighbours include the Playboy Mansion and the Los Angeles Country Club.