Citibank Hall (previously Metropolitan) is a music venue group, in the city of Rio de Janeiro, capital of the same state and in Sao Paulo, in Brazil. The venue has a capacity of 8,500, but for specific events, is can be expanded to 9,600.
It was opened in September 1994, with the name of Metropolitan. In late 2000, after a naming rights agreement, it was renamed ATL Hall,Claro Hall after the consolidation of the América Móvil-owned networks in Brazil, and since March 2007, when the Claro agreement expired, it is called Citibank Hall.
Located in Barra da Tijuca, it is the major show house in South America.