The World’s 10 Most Expensive Houses

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#10- 7 Upper Phillimore Gardens in London valued at $128 million USD. This 10-bedroom prep school turned mansion has an underground swimming pool, a sauna, gym, cinema, and even a panic room. That’s all in addition to an interior covered in marble, gold, and priceless artworks.

1/10 #10- 7 Upper Phillimore Gardens in London valued at $128 million USD. This 10-bedroom prep school turned mansion has an underground swimming pool, a sauna, gym, cinema, and even a panic room. That’s all in addition to an interior covered in marble, gold, and priceless artworks.

2/10

#9- Kensington Palace Gardens in London valued at $140 million USD. Located on London’s Billionaires Row it's owned by Roman Abramovich- a Russian billionaire and owner of the Chelsea Football Club.

2/10 #9- Kensington Palace Gardens in London valued at $140 million USD. Located on London’s Billionaires Row it's owned by Roman Abramovich- a Russian billionaire and owner of the Chelsea Football Club.

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#8- Seven The Pinnacle in Big Sky, Montana valued at $155 million USD. The largest property in the Yellowstone Club, a private ski and golf community for the mega-rich, the house has heated floors, multiple pools, a gym, a wine cellar, and even its own ski lift.

3/10 #8- Seven The Pinnacle in Big Sky, Montana valued at $155 million USD. The largest property in the Yellowstone Club, a private ski and golf community for the mega-rich, the house has heated floors, multiple pools, a gym, a wine cellar, and even its own ski lift.

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#7- Hearst Castle in San Simeon, California valued at $191 million USD. The 27-bedroom castle, used in the movie The Godfather, has hosted John and Jackie Kennedy, Clark Gable, Winston Churchill, and other famous figures.

4/10 #7- Hearst Castle in San Simeon, California valued at $191 million USD. The 27-bedroom castle, used in the movie The Godfather, has hosted John and Jackie Kennedy, Clark Gable, Winston Churchill, and other famous figures.

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#6- Ellison Estate in Woodside, California valued at $200 million USD. Less a house than a compound, this 23-acre property is home to 10 buildings, a man-man lake, koi pond, tea house, and bath house.

5/10 #6- Ellison Estate in Woodside, California valued at $200 million USD. Less a house than a compound, this 23-acre property is home to 10 buildings, a man-man lake, koi pond, tea house, and bath house.

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#5- 18-19 Kensington Palace Gardens in London valued at $222 million USD. Another property on Billionaires Row, 18-19 sits alongside the home of Prince William and Kate Middleton. This particular residence has 12 bedrooms, Turkish baths, an indoor pool, and parking for 20 cars.

6/10 #5- 18-19 Kensington Palace Gardens in London valued at $222 million USD. Another property on Billionaires Row, 18-19 sits alongside the home of Prince William and Kate Middleton. This particular residence has 12 bedrooms, Turkish baths, an indoor pool, and parking for 20 cars.

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#4- Four Fairfield Pond in Sagaponack, New York valued at $248.5 million USD. This 29-bedroom home sits on 63 acres and has its own power plant. Inside, there are 39 bathrooms, a basketball court, bowling alley, squash courts, tennis courts, three swimming pools, and a 91-foot long dining room.

7/10 #4- Four Fairfield Pond in Sagaponack, New York valued at $248.5 million USD. This 29-bedroom home sits on 63 acres and has its own power plant. Inside, there are 39 bathrooms, a basketball court, bowling alley, squash courts, tennis courts, three swimming pools, and a 91-foot long dining room.

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#3- Villa Leopolda in Cote D’Azure, France valued at $750 million USD. This 50-acre estate includes “a commercial sized green house, a swimming pool and pool house, an outdoor kitchen, helipad, and a guest house larger than the mansions of most millionaires,”

8/10 #3- Villa Leopolda in Cote D’Azure, France valued at $750 million USD. This 50-acre estate includes “a commercial sized green house, a swimming pool and pool house, an outdoor kitchen, helipad, and a guest house larger than the mansions of most millionaires,”

9/10

#2- Antilia in Mumbai, India valued at $1 billion USD. The Antilia isn’t even really a home in the traditional sense. This 27-story, 400,000-square-foot building has six underground parking floors, three helicopter pads, and requires a 600-person staff just to maintain it.

9/10 #2- Antilia in Mumbai, India valued at $1 billion USD. The Antilia isn’t even really a home in the traditional sense. This 27-story, 400,000-square-foot building has six underground parking floors, three helicopter pads, and requires a 600-person staff just to maintain it.

10/10

#1- Buckingham Palace in London (duh) valued at $1.55 Billion USD. The property holds 775 rooms, including 19 state rooms, 52 bedrooms, 188 staff rooms, 92 offices, and 78 bathrooms... we can't see it being on the market anytime soon though!

10/10 #1- Buckingham Palace in London (duh) valued at $1.55 Billion USD. The property holds 775 rooms, including 19 state rooms, 52 bedrooms, 188 staff rooms, 92 offices, and 78 bathrooms... we can't see it being on the market anytime soon though!

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