Several Middle Eastern royal families have commissioned Boeing 747-8s as private aircraft, fitting them with private bedrooms, boardrooms, gold-plated fixtures, and full entertainment suites.
The customization process alone can take years, running in parallel with the manufacture of the base aircraft itself.
Once fully customized, these jets are routinely cited by aviation press as the most expensive private aircraft on Earth.
Flying palaces that need a private hangar just to house the interior design bill, let alone the plane.
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