The Earth

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Across
  1. 2. They are the coldest places on Earth
  2. 4. They are the driest places on Earth.
  3. 6. It is the nicest place for penguins
Down
  1. 1. It is the continent with the biggest tropical forests
  2. 3. Iy is the happiest season for polar bears
  3. 5. It is the largest desert on Earth.