5th one

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Across
  1. 2. - Transparent painting technique
  2. 6. - Exciting and daring journey
  3. 7. - Vibrant, sun-facing bloom
  4. 11. - Common yellow wildflower
  5. 15. - Larval stage of a butterfly
  6. 16. - Lush, biodiverse ecosystem
  7. 17. - Celestial shadow event
  8. 19. - Field guardian made of straw
  9. 20. - Coastal navigation aid
Down
  1. 1. - Delicate, winged insect
  2. 3. - Multicolored meteorological phenomenon
  3. 4. - Juicy, refreshing fruit
  4. 5. - Puzzle with interlocking pieces
  5. 8. - Soft, silvery night illumination
  6. 9. - Scientific magnification tool
  7. 10. - Valuable hidden bounty
  8. 12. - Stargazing scientist
  9. 13. - Portable carryall for hikers
  10. 14. - Outdoor flame for warmth
  11. 18. - Captured visual image