In 1200.
The first actual UFO sighting was in 1500 B.C.!
There have been numerous reports and claims of UFO sightings around the Fourth of July, but no concrete evidence has been verified. Many sightings during this time may be attributed to fireworks or other aerial displays. As of now, there is no confirmed information regarding a specific UFO incident on this date.
UFO sightings predate recorded history.
If a UFO was found by a person, then it was no longer flying and no longer unidentified; therefore, no longer a UFO.
UFO sightings aren't state-specific, sorry. You can't just drive out to a specific location and see a UFO. Your best bet would be to simply stare at the sky until you see something you can't identify. Then you'd have a UFO on your hands.
Appearently the Columbus/UFO story is just that, a story. There is mention of a UFO in Columbus's log book.
No credible evidence exists to date.
UFO sightings predate recorded history. But there have been drawings of UFO's on cave walls, meaning our ancient ancestors were seeing something in the sky that resembles eyewitness descriptions of UFO's.
2006 as UFO
Area 51
Many people reported seeing the UFO but no names were available.