The Superdome was built in 1975 for $162 million, paid for by the state of Louisiana. In 1996, it underwent $22.8 million of renovations, including a new entrance lobby and ticket offices, an additional concourse serving the upper level seats, refurbished ballrooms, additional accommodations for the disabled, and upgraded safety and security equipment. After the 2002 season, more luxury boxes were added and the Astroturf playing field was replaced with Fieldturf. Anticipated renovations would cost $168 million. The Saints are the only team to get a state cash subsidy. The state has to pay if hotel-motel tax doesn't yield $15...