Conspiracy theorists who believe in aliens, generally perceived as a very eccentric group of people wearing foil on his head. Stories about aliens vary in the range of exclusion to the ridiculous, and information about the aliens come every day from different corners of the world. Over the past few decades, especially in the sixties and seventies, there were countless books, TV programs, documentaries and even government research projects investigating UFOs. ten most famous historical evidence for the existence of aliens collected in this article. These voices of the past could tell us a lot if we hear them properly. If aliens really exist, these objects show that they watched and interacted with us for thousands of years.