El misterio del ojo esmeralda (Lost Treasure of the Emerald Eye)

["Children's fiction" "Stilton geronimo (fictitious character) fiction" "Buried treasure fiction" "Islands fiction" "Adventure and adventurers fiction" "Humorous stories" "Mice fiction" "Animals" "Journalists" "Adventure and adventurers" "Juvenile fiction" "Detektiver" "Fiction" "Sjove b\u00f8ger" "Treasure troves" "Islands" "Mice" "Buried treasure" "Geronimo Stilton (Fictitious character)" "Children's stories" "Adventure stories" "Treasure hunts" "Novela juvenil" "Ratones" "Tesoros ocultos" "Geronimo (Fictitious character)" "Spanish language materials" "Ghost stories"]