It’s the most important #HighTiberValley center,#CittàdiCastello a gateway for those coming here from the #Romagna region. It’s the ancient borough of the Umbrian people who settled down here because of the strategic importance of the area, found at the border between #Tuscany and the Emilia-Romagna region.More www.tourguideandtourism.com/umbria_tour_12.html