Hard though it might be to believe today, when we have three rounds in the United States, for many years Formula 1 struggled to make an impact in North America. Some of the circuits used for the US GP have not been good, but others have been well-received.<br>Excluding the anomalous Indianapolis 500s that counted for the world championship across 1950-60, there have been 78 points-paying grands ...<a class='more' href='https://www.motorsport.com/f1/news/top-five-american-f1-circuits/10801401/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-F1&utm_term=News&utm_content=www'>Keep reading</a>