7. Autodromo Internacional de Santa Cruz do SulSanta Cruz Do Sul Autódromo Internacional de Santa Cruz do Sul is a motorsports circuit located in Santa Cruz do Sul, Rio Grande do Sul. It has been host to the Formula 3 Sudamericana, Fórmula Truck and Stock Car Brasil series. Inaugurated on 12 June 2005, the track has received entries from almost all major categories of Brazil. It now also host the Brazilian Formula Three Championship. From Wikipedia, the free encyclopedia.