Most Super Bowl appearances by team
Kansas City Chiefs Super Bowl history: Results, appearances, win-loss record
Denver Broncos Super Bowl Wins History, Appearances, and More
Football Data Visualization Inspiration: 38 Vizzes from the Gridiron
The Super Bowl Point Spread Has A Strange, Strange History
The Greatest NFL Super Bowl Games of All Time - Ticketmaster Blog
From Sport to Spectacle: The History of the Super Bowl
Ravens Super Bowl history: Two appearances, two wins - Baltimore Beatdown