After you Decode this Your only hint is Roblox

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Across
  1. 2. #6 Deep valley with steep sides
  2. 5. #4 Large area full of trees
  3. 7. #5 Place where plants are grown
  4. 8. #11 Country north of the United States
  5. 9. #9 Dense tropical forest
  6. 10. #10 Largest planet in our solar system
Down
  1. 1. #7 Large slow-moving ice mass
  2. 3. #3 Land surrounded by water
  3. 4. #8 Structure that shoots water
  4. 6. #1 Extremely cute
  5. 9. #2 To leap upwards