The ICC Cricket World Cup is the premier international championship of men's One Day International (ODI) cricket. The event is organised by the sport's governing body, the International Cricket Council (ICC), with preliminary qualification rounds leading up to a finals tournament which is held every four years. The tournament is the world's fourth largest and most viewed sporting event. According to the ICC, it is the most important tournament and the pinnacle of achievement in the sport. The first Cricket World Cup contest was organised in England in 1975. A separate Women's Cricket World Cup has been held every four years since 1973.