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Across
- 1. The study of the shape and features of the land surface
- 4. A book of maps
- 7. An underwater structure built by tiny sea creatures
- 8. The line separating one country or area from another
Down
- 2. A large area of land covered mainly with grass
- 3. A raised area of land smaller than a mountain
- 5. An area of land belonging to a country or person
- 6. A large body of salt water smaller than an ocean