Franco Alesi's racing driver son participated in the 1991 German Grand Prix, held where?
1991 German Grand Prix: The 1991 German Grand Prix was a Formula One motor race held at Hockenheimring on 28 July 1991. Jean Alesi:  His father, Franco, was a mechanic from Alcamo, Sicily, and his mother was from Riesi.
Hockenheimring