Yes, many.
Yes.
All UFO sightings are unexplainable, otherwise they wouldn't be unidentified.
Yes there has been a UFO sighting in Egypt.
They usually see UFO's at a UFO sighting
On March 24, 2011, over Southhampton, England, a triangular, black UFO sighting in broad daylight.
Yes, Ufos have been reported in australia.
I think it has to be the Roswell, NM crash site in 1947.
October 31, 2011, over Arizona.
There have been several of the past few years.
yes but some of the UFO sightings may be secret aircraft
March 4, 2012 a married couple reported a UFO over Dallas, TX.