6. Fun bus
England prop Jason Leonard made a record 22 appearances, and featured in four World Cups from 1991 to 2003.
7. Reigning champions
Before the first Rugby World Cup in 1987, the USA was technically the reigning international champion because they had won the gold medal at the 1924 Summer Olympics rugby tournament.
8. Multi-World Cups
Namibian Rudie van Vuuren appeared in both the cricket and rugby union World Cups in 2003.
9. Australia has won two World Cups in the Northern Hemisphere.
There have been no such discomforts for the Wallabies, as they have captured their two World Cups in 1991 and 1999, both in the Northern Hemisphere.
10. Young gun
Wales wing George North is the youngest World Cup finals try-scorer, at 19 years and 166 days, with two tries in the 81-7 victory over Namibia in 2011.