Julian, Dick, Anne, George and Timmy the dog find excitement and adventure wherever they go in Enid Blyton's most popular series. In book twelve, somebody is flashing lights from the top of the old tower on the treacherous rocks off the Cornish coast.

The Famous Five sense danger. But can they solve this mystery without getting hurt themselves?The text in this edition has been sensitively edited for today's reader and is unillustrated.