Related by context. Frequent words. (Click for all words.) 76 UFO sightings 72 UFO 65 UFOs 62 sightings 57 sighting 52 flying saucers 50 Sightings 49 Loch Ness Monster 48 paranormal activity 46 meteor 45 meteor shower 44 flying saucer 42 apparitions 42 hauntings 42 paranormal 41 apparition 41 mysterious disappearance 41 Sighting 41 Incident 41 aurora 40 funnel cloud 40 disappearance 40 bear sightings 39 meteor showers 39 unsolved crimes 38 meteorite 38 aurora borealis 38 strandings 38 unsolved murders 38 flyby 37 abduction 37 conspiracy theorist 37 Loch Ness monster 37 hoax 37 incidents 37 astronomer 37 auroras 37 extraterrestrial 37 Bigfoot 37 extraterrestrials 37 incident 37 mistaken identity 36 serial killings 36 comet 36 Nessie 36 unsolved killings 36 funnel clouds 36 JFK assassination 36 heaviest rainfall 35 disappearances 35 conspiracy theorists 35 contrail 35 Medjugorje 35 lightning strikes 35 elaborate hoax 35 lunar eclipse 35 meteors 35 amateur astronomer 35 Asteroid 35 eyewitness accounts 35 total lunar eclipse 35 asteroid 35 amateur astronomers 34 astronomy 34 fatal accidents 34 Saturn moon 34 X Files 34 lightning strike 34 murders 34 hoaxes 34 sonic boom 34 wind gust 34 genealogical 34 gamma ray burst 34 molestations 34 astronomers 34 Paranormal 34 mysterious 34 ghost hunters 34 anti Semitic incidents 33 Climategate 33 Murders 33 coincidences 33 Bermuda Triangle 33 bizarre 33 Mayan calendar 33 yeti 33 Stonehenge 33 declassified 33 fatality 33 celestial 33 break ins 33 acting suspiciously 33 happened 33 fossilized remains 33 conspiracy theory 33 premonitions 33 extrasolar planets 33 rainfall totals 33 sighted 33 massacre