What now occupies the old Dunes golf course that is a 1679700 sqft urban complex?
Dunes (hotel and casino):  The Dunes golf course is now occupied by parts of Monte Carlo, New York-New York, CityCenter, and Cosmopolitan, and T-Mobile Arena. CityCenter: CityCenter (also known as CityCenter Las Vegas) is a 16797000 sqft mixed-use, urban complex on 76 acre located on the Las Vegas Strip in Paradise, Nevada.
CityCenter