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19 crazy facts about Bill Gates' $123 million mansion

Matt Weinberger,Madeline StoneDec 17, 2015, 00:02 IST

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With a net worth of $78.9 billion, Microsoft cofounder Bill Gates is the richest man in America.

It shouldn't be too surprising that one of the wealthiest people in the world also has an insanely extravagant home.

It took Gates seven years and $63 million to build his Medina, Washington estate, named "Xanadu 2.0" after the fictional home of Charles Foster Kane, the title character of "Citizen Kane."

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At 66,000 square feet, the home is absolutely massive, and it's loaded to the brim with high-tech details.

We've rounded up some of Xanadu 2.0's most over-the-top features here.