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Related Clues:
- Tireless racers?
- Olympic racers
- Luge and troika
- Sci-fi saucers
- What E.T.s travel in
- They're pulled uphill
- Area 51 sightings
- Iditarod Trail transports
- 'Independence Day' fleet
- Fleet from far off?
- X-file topics
- Moves along tirelessly?
- Close-encounter crafts
- Alien fleet
- Subjects of some supposed government cover-ups