Brunei’s Sultan Hassanal Bolkiah, world’s longest-reigning monarch alive, is renowned for his extravagant lifestyle, living in the largest residential palace on record with US$30 billion in ...

Key features of Istana Nurul Iman Palace in Brunei Being the largest residential palace in the world, there are 1,788 rooms, 257 bathrooms, 44 staircases which are made up of 38 kinds of marble.

Brunei's Sultan Hassanal Bolkiah (center ... Celebrations got under way earlier at the sultan's sprawling palace, where an honour guard performed a 21-gun salute and the ruler and his wife sat ...

Brunei’s Sultan Hassanal Bolkiah, world’s longest-reigning monarch alive, is renowned for his extravagant lifestyle, living in the largest residential palace on record with US$30 billion in estimated ...