soccer and hiking are some of the most popular sports in Connecticut
Football (Soccer) and Badminton are some of the most popular sports in Indonesia.
Some of the most popular sports in Puerto Rico are basketball, baseball, volleyball, and boxing.
Soccer and tennis are the most popular sports in Belgium
rugby, soccer and cricket are the most popular
The most popular sport in North Korea is football.
Starcraft 2 is a very popular sport/game in Korea in fact it is one of Korea's most popular sports!
According to Wikipedia, the four most popular team sports in North America are American football, baseball, basketball, and ice hockey. Some popular individual sports include motor sports and track and field.
It's quite popular in all countries. But in some countries it's not one of the most popular sports.