South Asia, South America is referred to as american Chau is located in the western hemisphere, the east is the Atlantic Ocean, bounded by land to the Panama Canal and North America, with points, the south across the sea and Antarctica. South America, the total area of 17,970,000 square kilometers (including nearby islands), the world's total land area of 12%. About 325 million population of the world's total population of 5.6%. South America there are 12 independent state. In addition, French Guiana and the Malvinas Islands (United Kingdom and Argentina in the dispute, the United Kingdom Falkland Islands that are actually controlled by the British). A coastline of 28,700 kilometers of South America. Coast is more flat and less and the Gulf Islands. The topography of the South American continent can be divided into three north-south direction of the tandem zones: the western strip of the Andes, the eastern part of the ups and downs for the wavy plateau, the central level for the vast lowland plains. Andes 9000 kilometers long, is the world's longest mountain range, mountain Aconcagua Stubbs 6960 meters sea cucumber is the highest peak in South America; the eastern highlands of Brazil, Guyana and Patagonia Plateau, of which the plateau area of Brazil five million square km, is the world's largest plateau; the central plains to the Orinoco, the Amazon and La Plata Plain Plain, is the world's largest alluvial plain. Most parts of South America is a tropical rain forest and tropical highland climate, warm and humid. Water to the Andes in South America as a watershed: Most of the source of the river west of urgent short-flow, flow into the Pacific Ocean alone; the east of the river most of a long history and numerous tributaries, water-rich, broad valley, a tributary of the Amazon more than 1000 km There are more than 20 so