Across
- 2. Coral buildup creating the rim of an underwater volcano
- 6. High landform usually with a peak or summit
- 7. Triangular buildup at the mouth of a river
- 8. Narrow piece of land separating two bodies of water and connecting two pieces of land
- 9. Point of land projecting into water
- 10. Landform where water descends from a height
- 14. Body of water partially surrounded by land, larger than a bay
- 15. Deeper area of river/harbor
- 16. Huge body of saltwater
- 18. Hills of sand created by wind, usually found on beaches and in deserts
- 19. One of the seven large land masses of Earth
- 21. Flat-topped, elevated landforms
- 22. Area filled with tropical plants
- 23. Inland grass area
Down
- 1. Piece of land surrounded by water
- 3. Flat or gently rolling land
- 4. Vast plain with permafrost and small plants
- 5. Area of water-saturated land
- 6. Chain of mountains
- 11. Stream of larger volume
- 12. Shallow pool found at the center of an atoll
- 13. Deep valley with high rock walls
- 17. Artificial body of water
- 20. River that flows into another river