South America is the southern continent of the Americas and situated in the Western Hemisphere. The fourth-largest continent is mostly south of the equator. South America borders the Pacific Ocean in the west, the Caribbean Sea in the northwest, the Atlantic Ocean in the north and east and the Southern Ocean in the south. The continent is connected to North America by a narrow strip of land known as the Isthmus of Panama.
South America's mainland is shared by twelve sovereign states and one overseas department of France (French Guiana.)
In 2019 an estimated 432 million people live in South America.