The Seven Crystal Balls (The Adventures of Tintin)

The world's most famous travelling reporter is faced with an ancient Inca curse, which is causing its victims to fall into a life-threatening coma. The tomb of Rascar Capac has been unearthed! But one by one, the finders fall into a terrifying coma. Can this be the curse of the Inca gods[unk] Tintin must somehow fathom out the meaning behind his only clue: the shattered crystal ball lying beside each of the victims...The Adventures of Tintin are among the best books for readers aged 8 and up.