(Undated) -- Legendary football coach Don Shula has passed away at the age of 90. Shula was the winningest coach in NFL history with 347 victories between the regular season and playoffs to his total. The Hall of Fame coach led the Dolphins to the NFL's only perfect season in 1972. Shula won two Super Bowls with the franchise. He also played in the league from 1951 to 1957.