The Sultan of Brunei's private 747 has long been reported by aviation writers to include solid gold fixtures, hand-carved lapis lazuli in the bathrooms, and a level of customization rarely seen even among royal fleets.
It sits alongside dozens of other aircraft reportedly owned by the Sultan's family.
Estimates place the full customization cost north of $200 million.
For an aircraft that, stripped of its decor, is functionally identical to jets that carry hundreds of commercial passengers a day.
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