Onassis bought Skorpios in 1963 and turned it into one of the most famous private retreats of the 20th century, hosting his wedding to Jackie Kennedy and decades of jet-set history before passing to his granddaughter Athina.
The island remained largely private and undeveloped for tourism throughout.
In 2013, Athina Onassis sold a majority stake to the family of Russian fertilizer billionaire Dmitry Rybolovlev for a reported figure around $100 million.
One legendary dynasty's island closed its chapter by opening one for another.
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