The Island of Adventure
by Enid Blyton · March 14, 1975

Popularity 88
For Philip, Dinah, Lucy-Ann, Jack and Kiki the parrot, the summer holidays in Cornwall are everything they'd hoped for. Until they begin to realize that something very sinister is taking place on the mysterious Isle of Gloom - where a dangerous adventure awaits them in the abandoned copper mines and secret tunnels beneath the sea.
Children's storiesIslandsJuvenile fictionAbandoned minesTunnelsAdventure and adventurersUnderwater tunnelsFictionTreasure trovesAdventure storiesChildren's fictionAdventure and adventurers, fiction