Gridiron football is a family of team sports derived from rugby football primarily played in the United States and Canada.
A 1904 diagram of an American football field. In this period, lines were painted along the length of the field as well as the width, making a grid pattern.
Commonwealth Stadium in Edmonton, with a Canadian Football League game in progress
Rugby football is a type of football, a team sport which developed in the nineteenth century in the United Kingdom, and which later split into the modern sports of rugby union and rugby league.
Gridiron football
…Gridiron football ( GRID-eye-ərn) is a family of team sports derived from rugby football (and football, by extension) primarily played in the United States and Canada. American football, which uses 11 players, is the version played in the…
Football match in Kingston upon Thames, England on 24 February, 1846
Griffins RFC Kotka, the rugby union team from Kotka, Finland, playing in the Rugby-7 Tournament in 2013
Calcio Fiorentino match in Piazza Santa Maria Novella in Florence, Italy, painted by Jan Van der Straet
A scrummage in a La soule game in Basse Normandie, France, 1852