Wonderful world

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Across
  1. 2. The largest country in the world.
  2. 4. The coldest place in the world.
  3. 5. The most populated country in the world.
  4. 8. The hottest place in the world.
  5. 10. city Tthe Smallest country in the world.
  6. 12. The highest mountain in the world.
Down
  1. 1. The highest waterfall in the world.
  2. 3. The biggest ocean in the world.
  3. 6. The largest rock in the world.
  4. 7. The longest street in the world.
  5. 9. The oldest country in the world.
  6. 11. The longest river in the world.