Tennis polo
The sport is played on a grass field between 80 and 100 yards long and 50 to 65 yards wide. The goal area is a semicircular line with an 11-yard radius and the penalty mark at 13 yards from the goal. An experimental rule has a second semicircular line on the field with a 17-yard radius. Generally, a field for gridiron football or soccer can be used.
Olympic Stadium (Amsterdam)
The football pitch measures 114 by 75 metres. The athletics track around it is eight metres wide and has a perimeter of 400 metres. The cycle track around the athletics track was nine metres wide had a perimeter of 500 metres. It also hosted the equestrian jumping, field hockey, gymnastics and korfball (demonstration) events.