Sightings of ghosts have remained an unsolved mystery ever since they walked the earth. They have intrigued humans and their existence has been a matter of dispute. Not everyone experience ghostly sightings. In other words, they are not objects that every single observer can observe with their sensory organs. Whether ghosts are objective reality or merely projection of one’s mind is open for debate. We leave the debate at that and move further to examine ghostly experiences people have had around the world.