The Via Francigena is a path followed by the pilgrims who in the Middle Ages went from Canterbury to Rome and then continued on to Palestine. In the last part from Siena to Roma crosses the Orcia valley, the vineyards of Montalcino and the rolling hills of Lazio with the fields of hazelnuts to reach by bike Piazza San Pietro. In mountain bike you follow the itinerary dedicated to hikers, it is not technically very difficult but the average daily is about 50 km with about 1,000 meters of difference in height. The asphalt parts are very limited, most of the itinerary takes place on dirt roads with some single tracks. For overnight stays there is every type of accomodations.