Across
- 1. needed or very important
- 3. the area around you
- 8. something that can go or work underwater
- 9. long, narrow groove or ditch
- 10. a very quick look at something
- 11. deep valley that has steep sides
- 13. very old, from a time before history was recorded
Down
- 2. a natural feature, like a mountain
- 4. something grows well and is healthy
- 5. beautiful scenery
- 6. the top or highest point of a mountain
- 7. something that controls itself
- 12. control something from a distance