15 Most Expensive Private Residences on Planet Earth

This is the official residence of the Sultan of Brunei and the Brunei government’s seat. Nestled in the middle of sprawling emrald hills and the enchanting Brunei River near Bandar Seri Begawan, this is known to be one of the planet’s largest palace homes according to its floor area. It is currently valued at $1.5 billion, and features a floor area of 2,152,782 square feet. The palace has 1788 rooms(yes you read that right), an underground garage along and a mosque that can comfortably house 1500 worshippers.