sentences:  While there is some anthropological evidence that horses were ridden before they were driven, the most unequivocal evidence of domestication and use of the horse as a driving animal are the Sintashta chariot burials in the southern Urals, circa 2000 BC.However, shortly thereafter, the expansion of the domestic horse throughout Europe was little short of explosive.In the space of possibly 500 years, there is evidence of horse-drawn chariots in Greece, Egypt, and Mesopotamia.