VRBO is part of the HomeAway family, the world leader in vacation rentals. We offer the largest selection of properties for any travel occasion and every budget. Jimmy Emerson, DVM via Flickr // CC BY-NC-ND 2.0 In its heyday. keep one ear cocked for strange noises. With 250 rooms, the Biltmore Estate in Asheville is the largest privately owned house in Nort. And now "Goop," Gwyneth Paltrow’s $250 million lifestyle…