Clare Balding and Willie Carson present coverage of the most valuable horse racing prize in Europe, the Prix de l'Arc de Triomphe, from Longchamp in France. As the best of the season's thoroughbreds line up for the race, it promises to be the highlight of the flat racing year. There are two featured races, the Prix de l'Opera and the Prix de l'Arc de Triomphe. With Rishi Persad, Robert Cooper and Gary Wiltshire, and race commentary by Jim McGrath.