Aria Resort and Casino is a luxury resort and casino, and the primary property at the CityCenter complex, located on the Las Vegas Strip in Paradise, Nevada. It is owned by The Blackstone Group and operated by MGM Resorts International.

Aria Campus, commonly known by its former name CityCenter, is a mixed-use, urban complex on the Las Vegas Strip in Paradise, Nevada. It is located on 67 acres (27 ha) and contains a total of 18-million sq ft (1,700,000 m2). The complex includes Aria Resort and Casino, the Vdara condo-hotel, the Waldorf Astoria Las Vegas hotel and condominiums, the Veer Towers condominiums, and a mall known as The Shops at Crystals. Another hotel and condo project, The Harmon, never opened due to construction defects; the site was redeveloped as another shopping mall, known as 63.