View from the $90 million penthouse at One57

Last month, a Greenwich, Conn. estate sold for $120 million , making it one of the most expensive residential properties ever sold in the U.S. Then over the weekend, that record was smashed by the sale of a $147 million compound on Further Lane in East Hampton to hedge fund manager Barry Rosenstein .

http://therealdeal.com/blog/2014/05/06/the-11-most-expensive-us-homes-ever-sold/