$134 million (Initial) , $193 million (2005–06 repairs)
American football: 76,468 , Basketball: 55,675 , Baseball: 63,525
Mercedes-Benz Superdome (Originally Louisiana Superdome and commonaly The Superdome) is a sports and exhibition stadium, located in the Central Business District of New Orleans, Louisiana. Plans were drawn up in 1967, by the New Orleans modernist architectual firm of Curtis and Davis. It's steel frame covers a 13-acre expanse. It's 273-foot dome is made of a Lamella multi-ringed frame and has a diameter of 680 feet, making it the largest fixed dome structure in the world.