San Marino Grand Prix
In April 1953, the first motorcycle races took place at Imola, and the first car race took place in June 1954. In April 1963, the first race with Formula One cars took place at Imola. It was a non-championship event, and was won by Jim Clark for Lotus. An additional non-championship event took place at Imola in 1979. This race was won by Niki Lauda for Brabham-Alfa Romeo.