Across
- 2. Triangular land area at river mouth
- 6. A group or chain of islands
- 9. The angular distance east or west from the equator
- 12. Fertile ground in the desert where there is water and plants
- 13. A deep valley with steep sides, often with a stream flowing through it
- 15. An area of land almost completely surrounded by water except for an isthmus connecting it with the mainland
- 16. A natural stream of water of fairly large size flowing in a definite course or channel of series of diverging and converging channels
- 17. The angular distance north or south from the equator
- 18. One of the main landmasses of the globe
- 19. A tract of wet, spongy land, often having a growth of certain types of trees and other vegetation, but unfit for cultivation
Down
- 1. Northeast, Southeast, Northwest, Southwest
- 3. An artificial waterway constructed for use by shipping, for irrigation, or for recreational use
- 4. A large expanse of fairly flat dry land, usually with few trees
- 5. A representation of the features of an area of the earth
- 7. An extended mass of ice
- 8. A narrow strip of land that joins two larger areas of land
- 10. A stream, river, or glacier that joins a larger stream, river, or glacier, or a lake
- 11. A vent in the earth's crust through which lava, steam, and ashes are expelled
- 14. A long, narrow arm of the sea bordered by steep cliffs
- 20. A land formation, less extensive than a plateau, having steep walls and a relatively flat top