History of coca leaves: Coca farming in the Andes Mountains When did coca plants evolve? Like potatoes, tomatoes, and tobacco, coca plants grow wild in the Andes Mountains of South America. They probably evolved [...]
Norte Chico building: Stepped platform at Caral (ca. 2200 BC) When did people first reach Peru? People probably first arrived in Peru about 13,000 BC. They were following the Pacific coast south [...]
Changos whale hunt, El Madano, ca. 1000 AD (before the Mapuche) When did people first reach Chile? There were probably people living in Chile (a narrow strip of land in [...]
Chavin stone carving From Norte Chico to Chavin By around 900 BC, the Norte Chico people of northern Peru developed into the Chavin culture. Like the earlier Norte Chico people, the Chavin people [...]
A llama in Bolivia - llamas live in South America Where did llamas come from? Llamas evolved from camels. Camels evolved in North America about 45 million years ago. They lived in the [...]
The Andes mountains run down the Pacific side of South America South America is a long, narrow continent running from the equator down nearly to the South Pole. So the north [...]
Up in the Alps in Switzerland Which mountains are the highest in the world? Practice graphing and see how much higher some mountain chains are than others. The highest peaks [...]
The Andes mountains run down the Pacific side of South America When did the Andes form? About 199 million years ago, near the beginning of the Jurassic period, was the [...]
A dinosaur skeleton from the Jurassic period How the Jurassic period began When the Jurassic period began, about 199 million years ago, a lot of animals had just become extinct [...]
History of tomatoes: Wild tomatoes Wild tomatoes in the Andes The earliest tomatoes were little sour berries. They grew on low bushes in dry, sunny places in the Andes mountains [...]
