‘Ghost hunting’ is a term widely used today. To me, the phrase summons images of proton packs, laser guns and ectoplasm-proof boiler suits. There are many who prefer to say they carry out ‘paranormal investigations’, which does offer a little more respect towards the spirits under investigation. But neither really give us much of an idea as to what really goes down in a haunted castle at midnight. For those new to all of this, The Ghost Book is here to offer a little insight into the world of ghost hunting. Here is an introduction to ghost hunting.