Land marks

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Across
  1. 5. Highest mountain in Africa
  2. 7. precisely aligned stones in a circle
  3. 8. a symbol of Switzerland
Down
  1. 1. longest river in Asia
  2. 2. highest peak on earth
  3. 3. Longest river in the world
  4. 4. A symbol of Japan
  5. 6. largest lake in Africa