5. Volleyball

5. Volleyball Which originated in America, is projected to have 900 million fans worldwide. The sport is popular in Europe, Australia, Asia, and the Americas, and can be played inside or outdoors. Volleyball is becoming increasingly popular across the world, with over 220 associated national federations registered with the Fédération International de Volleyball (FIVB). Estimated fans: 900 million. Regional popularity: Europe, Australia, Asia, and America. Volleyball, which originated in America, has a high global participation rate.