Gianni Versace was shot dead in front of his Miami home, known as Casa Casuarina, in 1997. The over-the-top home went on the market as the nation's most expensive single-family listing in June 2012, but the initial $125 million asking price fell far and fast, with the mansion eventually heading for bankruptcy auction. It sold on Sept. 17, 2013, for just $41.5 million. | By Jennifer Karmon, Yahoo Homes
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