Aliens and UFOs

We have all heard about aliens and ufo sightings all over the world.We have seen lots of  movies about it too.Where do they get these ideas? Is it just wild imagination or ....? Some of might think it is a hoax or a lie or entertainment but there are lots of people who think it is real....but wait until you see this video and you will be shocked and amazed.....He talks about things that we can only dream or think in our wildest imagination!