This isn't really proven or anything but it is very interesting and facinating
Please search: Leonardo de Vinci UFO Painting
So when you asked: "Have Their been any UFO sightings proven" I thought of this painting.
My reasoning is why would a extremely smart scientist and Painter paint a UFO in the background about 500 years ago when UFO's weren't even a thing yet? Did Leonardo really see a UFO?
However
According to the head of the secret Pentagon program they say that: " it has been proven beyond reasonable doubt".
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, many.
Yes, Ufos have been reported in australia.
All UFO sightings are unexplainable, otherwise they wouldn't be unidentified.
October 31, 2011, over Arizona.
There have been several of the past few years.
March 4, 2012 a married couple reported a UFO over Dallas, TX.
In January of 2011 over New Dehli.
Yes.
James (Jimmy) Carter, who was the governor of Georgia at the time he reported the sighting.