Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Marikina River - Marikina River (Tagalog: Ilog ng Marikina) is a river in eastern Metro Manila Philippines. It is a tributary of Pasig River with headwaters located in the Sierra Madre Mountains in Rodriguez Rizal province. Marikina River used to be an important transport route during the Spanish colonial era but its importance as a transport route diminished when the Philippines' national highway system became more established.
Natural Place