It's not been the best of years for the titans of Wall Street: a few federal bailouts, a housing collapse, and now a Ponzi scheme of mind-boggling proportions can do that. "Where did all that money go?" wonders the website wowOwow.com. And it has a partial answer: Straight into the mansions of bigwigs such as Bernard Madoff, Richard Fuld, and Daniel Mudd. For an aerial tour of their digs, along with a few others, click on the link below.