Buckingham Palace is the most expensive castle in the world.

This white people will always cheat us in everything.Buckingham Palace has been valued to be the most expensive home,castle and even property in the world.Be it in the USA,Europe,Africa,Asia so far as this world is concerned it is the most expensive and is worth £1billion only.Other properties ranked close to is are as follows,
Antilia, a 27-storey, 400,000-sq. ft tower owned by oil and gas billionaire Ambani is valued at £630million.
The lavish Villa Leopolda, built by Belgian King Leopold II at the end of the 19th century for his mistress, is valued at £500million.
Roman Abramovich's London's home, not far from Chelsea's home ground Stamford Bridge, is worth £88million