The Seattle Seahawks are a professional American football team based in Seattle, Washington. They are members of the Western Division of the National Football Conference (NFC) in the National Football League (NFL). The team, along with the Tampa Bay Buccaneers, joined the NFL in 1976 as expansion teams. The Seahawks are the only team to have played in both the American Football Conference (AFC) and NFC Championship Games. The team has made three Super Bowl appearances; they lost to the Pittsburgh Steelers in Super Bowl XL, before winning Super Bowl XLVIII against the Denver Broncos. The Seahawks then lost Super Bowl XLIX to the New England Patriots.