Got $20 million to spare? No? Well, actor Matt Damon is selling his Miami Beach mansion. The main house has seven bedrooms, nine baths and one half-bath, as well as a pool, rooftop terrace, theater room, wine cellar and gourmet kitchen. The waterfront property also includes a two-bedroom, two-bathroom guest house. Learn more at http://www.toptenrealestatedeals.com/homes/weekly-ten-best-home-deals/2013/4-23-2013/.