British Classic Races contest both. The final leg is the St. Leger, held over 1 mile 6 1/2 furlongs at Doncaster and is open to both sexes. The variety of distances and racecourses faced in the Classics make them particularly challenging as a series to even the best horses. It is rare for a horse to possess both the speed and stamina to compete across all these distances, making the Triple Crown a particularly notable achievement. In fact, in the modern era, it is rare for any attempt on the Triple Crown to be made. Although the oldest race in the series, the
Amstel Gold Race calendar. Ever since, the race is organised on the Sunday after the cobbled classic Paris–Roubaix and before the Ardennes classic Flèche Wallonne the next Wednesday. Until 2002, the Amstel Gold Race had a flat run-in to the finish and was often won by riders excelling in the cobbled classics, notably the Tour of Flanders. In recent decades, organizers chose to shift the focus of the race to the hills and the character of the race changed. The peloton is usually made up of the same riders starting in the Ardennes races; classics riders with sufficient climbing abilities and even Grand