Related Clues:
- Some sky lights, to some
- Some conspiracy subjects
- Usually fuzzy tabloid pics
- Sci-fi sightings: Abbr
- Sci-fi airships
- Topic of the USAF's Project Blue Book
- What weather balloons may be mistaken for
- Himalayan mythical figures
- Sherpas' strange sightings
- Martians' ships, for short
- Subjects of some 911 calls
- ETs pilot them
- Bigfoot relatives
- Strange sky sightings
- Some vehicles in sci-fi movies