Journey to the centre of the Earth

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Across
  1. 1. frightened
  2. 4. in the shape of circles
  3. 7. the round whole at the top of the vulcano
  4. 9. something used to fight with
  5. 11. without a lot of exciting or unusual things happening
  6. 12. something used to shave with
  7. 13. strange and mysterious
  8. 14. to live in a particular place
  9. 16. to rest and become calm
  10. 17. small hard pieces of skin (fish, reptile)
Down
  1. 2. metal clothes worn by soldiers to protect the body
  2. 3. to dive quickly underwater
  3. 5. very bad or unpleasant
  4. 6. someone who studies things from the past: old buildings/objects
  5. 8. to sleep for a short time
  6. 10. the top layer of something
  7. 15. very ugly or frightening