The Dallas Cowboys played three times in Miami (Super Bowls V, X, and XIII), twice in New Orleans (Super Bowls VI and XII), once in Pasadena, California (Super Bowl XXVII), once in Atlanta (Super Bowl XXVIII) and once in Tempe, Arizona (Super Bowl XXX).
The Cowboys did not play in Super Bowl IV. They did play in Super Bowl V and lost to the Baltimore Colts.
Miami Dolphins in Super Bowl VI ... the Cowboys won 24-3.
Super Bowl XLV, which was played on February 6, 2011, was played in Cowboys Stadium, Arlington, Texas. This is the stadium in which the Dallas Cowboys play home games. It was the largest domed stadium to host a Super Bowl.
The Cowboys and the Steelers have met three times in the Super Bowl X, Super Bowl XIII & Super Bowl XXX. The Steelers are 2-1 vs the Cowboys in Super Bowl play.
Cowboys
NO
cowboys 4-3
The Dallas Cowboys.
The Miami Dolphins.
1970
Pittsburgh Steelers
Zero, they didn't play in the first Super Bowl.