| | 2. | small vessel for traveling on water | | 4. | open way for vehicles, persons, and animals | | 6. | structure built for passage over a depression or obstacle | | 8. | group of linked railroad cars | | 10. | enclosed automobile | | 12. | paved walk at the side of a road | | 14. | wheeled frame for moving heavy objects | | 17. | large luxurious sedan | | 18. | airplane | | 19. | aircraft supported in the air by rotors | | 21. | light truck with an open body |
| | | 1. | thoroughfare esp. in a city or town | | 2. | 2-wheeled vehicle moved by pedaling | | 3. | underground electric railway | | 5. | bridge over a road | | 7. | public road | | 9. | bicycle or motorcycle | | 11. | vehicle for carrying injured or sick persons | | 13. | automobile | | 15. | inflated bag | | 16. | enclosed truck | | 20. | armored military vehicle |
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