The Cotai Arena is an indoor arena located on the premises of The Venetian Macao, on the Cotai Strip, in Macau, China. It opened in 2007 with a seating capacity of 15,000. The arena was known as Venetian Arena from 2007 to 2010, when it was renamed as CotaiArena. It hosts sporting events such as basketball, tennis and boxing, as well as concerts and internationally-televised awards shows.

The Venetian Macao, is a hotel and casino resort in Macau, China owned by the American Las Vegas Sands company. The 39-story structure on Macau's Cotai Strip has 10,500,000-square-foot (980,000 m2) of floor space, and is modeled on its sister casino resort The Venetian Las Vegas. It is the largest casino in the world, the largest single structure hotel in Asia, and the tenth-largest building in the world by floor area.