The Waldorf Astoria Las Vegas, formerly the Mandarin Oriental, Las Vegas, is a 47-story luxury hotel and condominium building in the CityCenter complex on the Las Vegas Strip in Paradise, Nevada. It is managed by Hilton Worldwide as part of the Waldorf Astoria Hotels & Resorts brand. It is owned by Tiffany Lam and Andrew and Peggy Cherng.

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.