Since ancient times, people believed that to see a ghost double is a sure sign of demise of the person whose form I saw. And this belief is still widespread in Britain and Europe.
Ghost twin may appear after a person's death, or a few days before his death. So it was with the famous English poet Percy Bysshe Shelley before he drowned. This ghost may not look just like a ghost, but can pass for a normal person of flesh. But something is weird about these twins show their illusory nature.
Some ancient peoples believed that the ghost is a double - soul, who came to tell about the coming change. They cannot be distinguished from a normal person, while the double will not give himself, becoming a phantom similar to the phantom vision. In some cases, ghost twins are a kind of assistant or clue. So Catherine II, log in to your throne room I saw a ghost the double, seated on his throne. According to rumors, the double had told her about a terrible conspiracy against the Empress and possible murder. Following this, Catherine II carried out a number of reforms and started to take a closer look at the environment.
However, not all these phenomena are associated with the death or possible trouble. People who are endowed with the gift of extrasensory perception, mystical providence or dowsing, is able to use their ghost twins for that would be mental to be in several places at the same time or to communicate with the spirit world. It may seem strange, but people who haven't discovered these abilities can project ghosts and ghosts twins, not even knowing it. But as it happens, is still a mystery, even the psychological studies in this field are unable to bring positive fruit and anything like a satisfactory explanation.
