There is no denying the fact that the USA has a thriving sporting community. Naturally, this has also spurned a fantastic number of supporters all over the country. With sports forming such an integral part of culture within the United States, there’s a playfully competitive atmosphere between each one of the 50 states. Of course, over the years, some sports have emerged more popular than others, and it is these sports that form the basis of the country’s online betting USA sites. If you’re looking to brush up on your knowledge of the most popular sports in America, have a look at the list below. There are, of course, many more, but the three listed here are well-known throughout the world and supported staunchly within the USA.