Istana Nurul Iman holds the Guinness World Records as “world’s largest Palace.” It is the official residence of the Sultan of Brunei and his families.

You might be interested to know that Istana Nurul Iman is larger than Buckingham Palace, Forbidden City and it measures half of Vatican City. It has 1788 rooms, 257 bathrooms, a mosque that can accommodate 1500 people, 5 swimming pools, a ceremonial hall that could hold 4,000 people, 18 elevators and 110 garages. But wait, he has 165 Rolls Royce and custom made Ferraris, Porsche and Bentleys.