Football also happens to be the worlds most watched sport. The FIFA World Cup happens to be the most-watched sports event in the entire world. It even beats the Olympics. More than 3 billion people watch the game of football. It also happens to have some of the largest tournaments in the entire world. Back in the year 1999, there were more than 5000 teams competing. But now, this number has risen because of the popularity of football. Football is also the most popular contact sport in the entire world. It definitely is one of the most lucrative industries.