By size, South America is the fourth largest continent. It covers 12 percent of the land on Earth. South America is almost seven million square miles in land area.
There are 12 countries located within South America: Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Guyana, Paraguay, Peru, Suriname, Uruguay and Venezuela. Portuguese is the main language spoken in South America, followed by Spanish. Dutch, English and French can also be heard in South America. The Portuguese have had a heavy influence on South America, starting with Portuguese explorer Pedro Alvares Cabral discovering South America in 1500.
The Amazon rainforest is located in South America. It accounts for more than 50 percent of the remaining rainforest on Earth. The Amazon rainforest is also the largest single natural resource in South America.
South America is connected to the northern continent of North America by a narrow piece of land called the Isthmus of Panama. The Amazon River is the longest river in South America. It's the second longest river in the world. It measures over 4,000 miles. The Amazon River moves more water than any other river. Its size is so massive that it can be seen from outer space.