nothing like these...... http://finance.yahoo.com/real-estate/article/106725/Homes-of-the-Billionaires
Getting up a bit..... https://www.news.com.au/finance/real-estate/melbourne-vic/hawthorn-mansion-avon-court-to-challenge-victorian-record-price/news-story/18b817e2115d03783fb0eb41f3e65b25 Interested in the 4000 bottle wine cellar, would camp out there........