As New Yorkers, we're almost always on the hunt for our next apartment. Here at GofG, we decided to take a break from looking at listings for reasonably-priced studio apartments, since they're non-existent, and started checking out the most expensive listings we could find on StreetEasy, just for the masochistic fun of it. Click through our slideshow to see what people are willing to pay hundreds of millions of dollars for in this top-notch city (and start planning room designs for your future dream apartment).