Publisher's Synopsis
'Five Have a Wonderful Time': The Famous Five are on an adventurous holiday in horse-drawn caravans. They discover a ruined castle that looks deserted. But is that a face at the window? Or is it a trick of the light? Just who is hiding in the castle? 'Five Go Down to the Sea': 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?
