High Quality Content by WIKIPEDIA articles! The 2005 San Marino Grand Prix (formally the Gran Premio Foster`s di San Marino 2005) was a Formula One race held on 26 April 2005 at the Autodromo Enzo e Dino Ferrari in Imola, Emilia-Romagna, Italy. The race, contested over 62 laps, was the fourth round of the 2005 Formula One season, and the 25th running of the San Marino Grand Prix.