In late December, we wrote about the 20 Most Expensive Home Sales of 2012. It turns out that we not only got ahead of ourselves - between the year end home sales surge and Mansion Cliff - but had overlooked the priciest of them all. So just in time for Whale Week, here's an updated map of the 25 Most Expensive Home Sales of 2012. Know of any other properties that should be on the map? Hit the tipline!