The 2008 Prix de l'Arc de Triomphe was a prestigious horse race held on October 5, 2008, at the Longchamp Racecourse in Paris, France. This annual event is one of the most important flat races in the world, attracting top thoroughbreds from various countries. The race covered a distance of 2,400 meters and featured a strong field of competitors. The winner of the 2008 edition was Zarkava, a filly trained by Alain de Royer-Dupré. She won the race decisively, becoming the first female horse to win the Arc since Urban Sea in 1993. Zarkava's victory solidified her status as one of the top racehorses of her generation.