It's quite popular in all countries. But in some countries it's not one of the most popular sports.
Football is actually the most popular sport in Zimbabwe.
Đội tuyển bóng đá quốc gia Việt Nam or The Vietnam national football team is one of the most successful Asian soccer teams. Its nickname is the Golden Star or Sao Vang.
Because football is popular, I guess.
College football is very popular across the United States.
The NBA offers money, as well as a chance to play against the big named athletes. LeBron James, Kobe Bryant, D-Wade, D-Rose, Dirk, CP3, etc...they all been through the same things. They've been through scouting, drills, training camps, even The Draft. The NCAA is just college basketball, but it's an exciting experience for the younger athletes. From Division I to III, even Community colleges get involved in the game. NCAA Athletes get recruited by a number of colleges, and have an opportunity to achieve a goal, such as going to the league.
football is popular in America and there are 67,590 fans per game. I know this because I'm researching football