Q:The Trebbia (stressed Trebbia; Latin: Trebia) is a river predominantly of Liguria and Emilia Romagna in northern Italy. It is one of the four main right-bank tributaries of the river Po the other three being the Tanaro the Secchia and the Panaro. The 1150 km2 (440 sq mi) drainage basin is divided between Emilia Romagna (770 km 300 mi) Liguria (349 km 135 mi) and Lombardy (31 km 12 mi). 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