Mount Everest

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Across
  1. 7. One of the first people to reach the top
  2. 9. Multiple mountain near each other
  3. 11. Low oxygen
  4. 13. The mountain
  5. 17. The top of the mountain
  6. 19. The mountain range where Everest is located
  7. 20. The journey up and down
Down
  1. 1. The other person to reach the top first
  2. 2. Attached to your foot to make climbing easier
  3. 3. A type of sickness
  4. 4. A big patch of ice
  5. 5. Hardest part of the climb
  6. 6. Something we need
  7. 8. A part of the climb
  8. 10. Falling ice/snow
  9. 12. The lowest point of the mountain
  10. 14. 27,000 feet above sea level
  11. 15. Tall and Icy
  12. 16. Native guides that do the heavy lifting
  13. 18. Hard to climb up