South America

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Across
  1. 3. Longest Mountain Range in South America
  2. 4. Ancient Incan city in Peru
  3. 5. Farming technique used to clear fields and fertilize the soil
Down
  1. 1. Farming that uses step like horizontal lines on hilltops
  2. 2. Southern region in South America
  3. 3. Longest river in South America