The Most Famous Race in America is the Indianapolis 500 (Indy 500)
There was been a battle over What Race body had the Rights over this. Indycar is the second biggest Motorsport series in America today. CART/Champ Car was very Popular in the early 2000’s That it even had a Movie featuring Sylvester Stallone in it. CART Folded in 2008 and No longer running. Today; Indycar has the rights over the open wheel racing in America.