Rugby union is played on a field, known as a pitch ...
http://en.wikipedia.org/wiki/Playing_rugby_un...

The rugby league playing field,[1] also referred to as a pitch[2] or paddock ...
http://en.wikipedia.org/wiki/Rugby_league_pla...

Auch wenn ich kein native bin: Seit wann spielen Amerikaner Rugby? ;-)

USA Rugby received rugby balls and caps dating back to the early 1900’s. A ball from Princeton University celebrating their undefeated season in 1934. Just a slice of the hundreds of rugby treasures currently in the USA.
from:
www.usarugby.org

e.g.