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Across
  1. 2. Hills of windblown sand
  2. 3. Land meeting water
  3. 4. Steep rocky face
  4. 5. Deep canyon with river
  5. 7. Coastal water curves
  6. 12. Crustal fractures
  7. 13. Deep oceanic groove
  8. 15. Coastal low waters
  9. 17. Mountain routes
  10. 21. Molten rock from volcanoes
  11. 23. Extensive wooded area
  12. 24. Raised flat terrain
  13. 25. Land surrounded by water
  14. 27. Highest mountain point
  15. 29. Small sheltered inlets
  16. 30. Narrow river valleys
Down
  1. 1. Step-like land formation
  2. 6. Hot water spouts
  3. 8. River end formations
  4. 9. Sandy water edge
  5. 10. Large water inlet
  6. 11. Mining site for stone
  7. 14. Hollow at volcano top
  8. 16. Safe sheltered place
  9. 18. Ridge projection
  10. 19. Bottom of ocean
  11. 20. Dense bush growth
  12. 22. Reclaimed Dutch land
  13. 26. Inclined land surface
  14. 28. Natural wearing away