Across
- 3. Treeless plain in Arctic regions
- 4. A narrow stretch of water connecting two larger bodies of water
- 5. A hill or ridge of sand piled up by the wind
- 7. A piece of land surrounded by water
- 9. A wetland area that remains flooded all year round
- 11. Large body of water surrounded by land
- 13. A large area covered with trees and undergrowth
- 14. Narrow strip of land connecting two larger land areas
- 16. Low area of land between hills or mountains
- 17. A deep, narrow valley with steep sides, often carved by a river
- 18. Large, slow-moving mass of ice
- 19. A small, high, flat-topped hill
Down
- 1. Landform that rises steeply, higher than its surroundings
- 2. A high, flat area of land raised above the surrounding land
- 5. The flat, low-lying region at the mouth of a river
- 6. A mountain with an opening that can erupt lava
- 8. Large area covered by sand and very little water
- 10. Flat land ideal for farming
- 12. An underwater ridge rising from the ocean floor
- 15. An extensive area of level, grassy land