NATURE

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Across
  1. 1. when the sun goes down
  2. 5. opposite of sunrise
  3. 6. top of a mountain
  4. 7. where you dig
  5. 8. make a hole in the soil
  6. 9. where the sun doesn't illuminate
  7. 10. walk around in calm
  8. 12. go somewhere
  9. 14. it creates the motion of the sea
  10. 15. a big cavity in a mountain
Down
  1. 2. a place with lots of trees
  2. 3. the big part of a tree
  3. 4. go to a quiet place to forget your problems
  4. 6. take something
  5. 9. when the sun raise up
  6. 10. they are in the coasts and they can raise meters of height
  7. 11. the extremity of a tree
  8. 13. cold state and when you are in low temperatures