http://agathe.gr/guide/panathenaic_way.html
Panathenaic Way Numerous roads led in and out of the Agora square. By far the most important, however, was the broad street known as the Dromos or Panathenaic Way, the principal thoroughfare of the city ... The street was used not only for the procession, but also for chariot races (the apobates) during the Panathenaic festival (Fig. 6). ... Sculpted base for a monument celebrating a victory in the apobates at the Panathenaic Games, 4th century B.C.