Across
- 4. Sandy, pebbly or rocky shore of a body of water
- 5. Flat or gently rolling lands
- 6. Area of barren land with roughly eroded ridges and peaks
- 8. Deep, narrow valley with high, steep walls
- 9. An area of a stair ocean partially enclosed by land, larger than a bay
- 12. Lowland region saturated by water
- 13. A group of closely scattered islands
- 16. Densely overgrown land with tropical vegetation
- 18. Dry areas of land, desolate, waterless, without vegetation
- 21. Body of water partially enclosed by land with a wide outlet to the ocean
- 22. In deserts and on beaches, windblown sands that have formed hills
- 23. Underground hollow often having an opening in the side of a hill or cliff
Down
- 1. Part of land that rises noticeably above the rest of the land
- 2. Body of salt water surrounded almost entirely by land
- 3. Large, continuous body of salt water
- 5. Piece of land that is surrounded by water on three sides
- 7. Large body of ice that moves across the Earth's surface
- 10. Shallow pool of water at the center of an atoll
- 11. Deeper part of a river or harbor
- 12. Long, wide body of water connecting larger bodies of water, larger than a channel
- 14. Large chunks of ice that break off of glaciers
- 15. Long, steep-sided, glacial valley now filled by seawater
- 17. Triangular section of land built up at a river's mouth
- 19. Vast treeless plains with permafrost and small, low plants
- 20. Body of water completely surrounded by land