World Crossword Puzzle

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Across
  1. 2. No Of Stripes In U.S Flag
  2. 4. Longest River In the World
  3. 5. Oldest Civilization In the World
  4. 7. Country that Have Most Islands In The World
  5. 9. Smallest C In The World
  6. 10. Hardest Language In The World
Down
  1. 1. National Bird Of Thailand
  2. 3. First Person Who Step on Moon
  3. 6. First Artificial Satellite Successfully Placed In Orbit Around The Earth
  4. 8. National Animal Of Thailand