The 1994 San Marino Grand Prix weekend is remembered as the darkest weekend in modern Formula One history. F1 was experiencing a relatively safe period. There hadn’t been a fatality at the wheel of a Formula One car since May 1986, and there were no deaths at a Formula One weekend since 1982. But all that changed in Imola. This is the full story of Formula One’s worst weekend. This was the 1994 San Marino Grand Prix.