Birthday Surprise!

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Across
  1. 3. a person who attacks and robs ships
  2. 6. a sound made by something striking or falling into liquid
  3. 8. daughter of a monarch
  4. 10. a mechanically steered sled
  5. 11. a loud rumbling
  6. 15. harrison ford character
  7. 16. home of a terrible hockey team
  8. 18. a large landform
Down
  1. 1. small rodent
  2. 2. device containing gunpowder and other explosive chemicals
  3. 4. an establishment providing accommodations
  4. 5. fortress, home of nobility
  5. 7. frequented by a ghost
  6. 9. a warship completely submerged
  7. 12. set of tracks made of steel rails
  8. 13. a long time ago in a galaxy far away
  9. 14. a continuous area
  10. 17. mysterious tricks