19,2 or 9,5 km between emotions, history and nature in the splendid scenery of the woods from which the waters that supply the province of Siena flow from the Amiata. Departure and arrival at Vivo d'Orcia, from there you   runs al fresco in the nature of the woods and springs, breathing history with  passaggi all'Eremo dell'Ermicciolo and along the paths that led to the Amiata.