Geography of South America Great American Interchange. The Andes, likewise a comparatively young and seismically restless mountain range, runs down the western edge of the continent; the land to the east of the northern Andes is largely tropical rain forest, the vast Amazon River basin. The continent also contains drier regions such as eastern Patagonia and the extremely arid Atacama desert. The South American continent also includes various islands, most of which belong to countries on the continent. The Caribbean territories are grouped with North America. The South American nations that border the Caribbean Sea—including Colombia, Venezuela, Guyana, Suriname, and French Guiana—are also known
South China (continent) Ocean started to shrink, while the new Tethys Ocean expanded. In the Middle Triassic, the eastern portion of Cimmeria collided with South China, and together drew northwards, towards Laurasia. In the Late Triassic Epoch, South China collided with North China, forming the China we know today. North China and South China had been together since their collision in the Jurassic. Much of South China became a mountain range because of India's collision with Cimmeria's southern coastline. South China (continent) South China, also known as South China Craton, South Chinese Craton, or Yangtze Craton, was an ancient continent (craton) that contained