Adnan Khashoggi made billions in the 1960s and 1970s by brokering arms deals between the USA and Saudi Arabia – and he was famed for his lavish lifestyle, owning planes, yachts and a dozen stretched limousines. The Saudi Arabian bought this DC-8 plane in 1982 for $31 million and splashed out a further $9 million to transform a run-of-the-mill airliner into a bespoke plane for the world’s richest man.