On your next Las Vegas Trip be sure to tour the new Aria Resort and Casino, Vdara Hotel, Mandarin Oriental, Crystals Shopping, and the other new venues located in the beautiful CityCenter developement next to the Bellagio (and easily accessed via a free tram from the Bellagio).
MGM is in the final stages of completing CityCenter and the Aria and Vdara and Crystals are all open with some beautiful interior work.