London paranormal activity tour for two not for the faint of heart this tour will take you and a friend over mass graves londons largest execution site and jail cells where youll hunt for ghosts and poltergeists whilst learning of some of londons grisliest history at each stop on the tour your group will attempt to make contact with the other side so get to grips with ouija boards and be prepared for some spine chilling encounters and spooky goings on uncover stories of murder plagu