Across
- 2. a group of islands
- 4. mountains formed together in a line
- 6. large, low area between mountains
- 7. a small mesa
- 8. a natural feature of the geosphere
- 11. biggest flat-topped hill
- 12. a narrow channel with steep walls
- 15. land that is not an island
- 16. large masses of compacted snow and ice
- 18. flat land
- 19. a long narrow strip of land that blocks waves from hitting the mainland
- 20. special lands along the oceans
- 21. rock that grows up from the ground of a cave
Down
- 1. a valley with steep sides
- 3. made by water seeping through the ground, finding a crack and slowly expanding
- 5. land surrounded by water
- 9. a flat-topped area with steep walls on each side
- 10. rock that grows down from the ceiling of a cave
- 13. ring islands on top of an old volcano
- 14. area of land that is always wet
- 17. area where river ends and soil is being deposited
- 18. piece of land that sticks out into the water