Alamo River - The Alamo River flows west and north from the Mexicali Valley (Baja California) across the Imperial Valley (California). The 52-mile (84 km) long river drains into the Salton Sea.The creation of the New River Alamo River and Salton Sea of today started in the autumn of 1904 when the Colorado River swollen by seasonal rainfall and snow-melt flowed through a series of three human-engineered openings in the recently constructed levee bank of the Alamo Canal. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
A:
Natural Place