Q:The Sauldre is a river in central France right tributary of the river Cher. Its source is near the village Montigny southwest of Sancerre. The Sauldre flows generally northwest through the following departements and towns: Cher: Vailly-sur-Sauldre Argent-sur-Sauldre Loir-et-Cher: Salbris Romorantin-LanthenayThe Sauldre flows into the river Cher near Selles-sur-Cher.The Rere is among its tributaries. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Natural Place