The 2012 NFL season, was the 93rd regular season of the National Football League, began on Wednesday, September 5, 2012, with the defending Super Bowl XLVI champion New York Giants hosting the Dallas Cowboys in the 2012 NFL Kickoff game at MetLife Stadium, and ended with Super Bowl XLVII, the league's championship game, on Sunday, February 3, 2013, at the Mercedes-Benz Superdome in New Orleans, with the Jim Harbaugh-coached San Francisco 49ers facing the John Harbaugh-coached Baltimore Ravens.
 The Ravens won 34-31.
 Super Bowl XLVII marked the first time two brothers were head coaches for opposing teams in the championship game.
The New Orleans Saints are a professional American football team based in New Orleans, Louisiana.
 They are a member of the South Division of the National Football Conference (NFC) in the National Football League (NFL).
 The NFL awarded the city of New Orleans the 16th franchise in the league in November 1, 1966, All Saints Day, five months after the 89th United States Congress approved the merger of the NFL with the American Football League (AFL) in June of that year.
 In January 1967, the team was given the current "New Orleans Saints" name, and began playing in their first season in September of that year.
 Since the franchise's creation, it has been based in New Orleans.
 The team's home games were originally played at Tulane Stadium from 1967 to 1974, it was demolished in 1979, when the team relocated its home games to its current stadium, the Mercedes-Benz Superdome (formerly Louisiana Superdome from 1975 to 2011).
The 2015 New Orleans Bowl was a postseason American college football bowl game played on December 19, 2015 at the Mercedes-Benz Superdome in New Orleans, Louisiana.
 The 15th edition of the New Orleans Bowl featured the Louisiana Tech Bulldogs from Conference USA against the Arkansas State Red Wolves of the Sun Belt Conference.
 It began at 8:00 p.m. CST and air on ESPN.
 It was one of the 2015–16 bowl games that concludes the 2015 FBS football season.
 Sponsored by freight shipping company R+L Carriers, it was officially known as the R+L Carriers New Orleans Bowl.
The 2013 New Orleans Bowl was an American college football bowl game that was played on December 21, 2013 at the Mercedes-Benz Superdome in New Orleans, Louisiana.
 The thirteenth edition of the New Orleans Bowl, it featured the Tulane Green Wave of Conference USA against the Louisiana–Lafayette Ragin' Cajuns of the Sun Belt Conference.
 The game began at 8:00 p.m. CST and aired on ESPN.
 It was one of the 2013–14 bowl games that concluded the 2013 FBS football season.
 Sponsored by freight shipping company R+L Carriers, the game was officially known as the R+L Carriers New Orleans Bowl.
 The Ragin' Cajuns defeated the Green Wave by a score of 24–21.
The 2016 New Orleans Bowl was a post-season American college football bowl game played on December 17, 2016 at Mercedes-Benz Superdome in New Orleans, Louisiana.
 The 16th annual edition of the New Orleans Bowl was one of the 2016–17 bowl games that conclude the 2016 FBS football season.
 Sponsored by freight shipping company R+L Carriers, the game was officially known as the R+L Carriers New Orleans Bowl.
 Southern Miss won the game by a score of 28–21.
The Smoothie King Center is a multi-purpose indoor arena in New Orleans, Louisiana.
 It is located in the city's Central Business District, adjacent to the Mercedes-Benz Superdome.
 The arena opened in 1999 as New Orleans Arena and has been home to the New Orleans Pelicans of the National Basketball Association (NBA) since 2002.
 The New Orleans VooDoo of the Arena Football League played their home games in the arena from 2004 until the team disbanded in 2008.
 The VooDoo resumed play at the arena in March 2011, until after the 2015 AFL season when the franchise folded.
The Mercedes-Benz Superdome, often referred to simply as the Superdome, is a domed sports and exhibition venue located in the Central Business District of New Orleans, Louisiana, United States.
 It primarily serves as the home venue for the New Orleans Saints of the National Football League (NFL), and is also the home stadium for the Sugar Bowl and New Orleans Bowl in college football.
 Plans were drawn up in 1967 by the New Orleans modernist architectural firm of Curtis and Davis and the building opened as the Louisiana Superdome in 1975.
 Its steel frame covers a 13 acre expanse and the 273 ft dome is made of a lamellar multi-ringed frame and has a diameter of 680 ft , making it the largest fixed domed structure in the world.
 It is adjacent to the Smoothie King Center.
The 2014 New Orleans Bowl was a college football bowl game played on December 20, 2014 at the Mercedes-Benz Superdome in New Orleans, Louisiana.
 The fourteenth annual New Orleans Bowl, it pitted the Nevada Wolf Pack of the Mountain West Conference against the Louisiana-Lafayette Ragin' Cajuns of the Sun Belt Conference.
 The game began at 10:00 a.m. CST and aired on ESPN.
 It was the first of the 2014–15 bowl games that concluded the 2014 FBS football season.
 Sponsored by freight shipping company R+L Carriers, the game was officially known as the R+L Carriers New Orleans Bowl.
 Louisiana–Lafayette beat Nevada by a score of 16–3.
The New Orleans Bowl is an NCAA-sanctioned post-season college football bowl game that has been played annually at the Mercedes-Benz Superdome in New Orleans, Louisiana since 2001.
 The game was sponsored by Wyndham Hotels & Resorts from 2002 to 2004 and was officially called the Wyndham New Orleans Bowl.
 R+L Carriers replaced Wyndham as the sponsor in 2006, and thus it became officially known as the R+L Carriers New Orleans Bowl.
The New Orleans VooDoo season was the seventh season for the franchise in the Arena Football League.
 The team was coached by Pat O'Hara and played their first three home games at the New Orleans Arena.
 Due to the renovations to the arena that started immediately following the conclusion of the New Orleans Hornets season, the Voodoo played their remaining six home games at the Mercedes-Benz Superdome.
 The VooDoo had a chance to clinch a playoff berth in their final game, but lost to finish the season with a 5–13 record.

Question: What Superdome was SuperBowl XLVI played at in New Orleans, LA?
Answer: Mercedes-Benz Superdome