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Across
- 1. A thick warm forest that gets a lot of rain
- 4. The line separating one country or area from another
- 7. A narrow point of land that extends into water
- 8. A large natural stream of water flowing to the sea or a lake
Down
- 2. The direction between north and east
- 3. The study of the shape and features of the land surface
- 5. An underwater structure built by tiny sea creatures
- 6. The height of a place above sea level