Billionaire casino mogul Steve Wynn (worth $2.3 billion in 2011) just purchased a duplex in NYC for a whopping $70 million. It first hit the market in March of this year for $77.5 million. The 14-room pre-war duplex apartment is located at 50 Central Park South in New York, NY in the Ritz Carlton Hotel on the 30th and 31st floors. He bought it from Millennium Partners (who built the hotel and condominiums) co-founder Christopher Jeffries. The apartment features 10,882 square feet of living space with 4 bedrooms, 5.5 bathrooms, a gorgeous living room with arched windows and French doors leading to a terrace, gourmet galley style kitchen, 2 elevators, formal dining room, library, media room and more.