The final installment in P. B. Kerr's bestselling Children of the Lamp series! When the ancient Italian volcano Mount Vesuvius erupts right before their eyes, djinn twins John and Philippa Gaunt know that a brand-new adventure has found them. Soon, they learn that volcanoes all over the world are beginning to erupt and are spewing a strange golden lava. It quickly becomes clear that there is a peculiar -- and perhaps evil -- force at work, causing these disasters. If the twins can't figure out who is responsible, and stop him, an environmental catastrophe of epic proportions will devastate the planet. Will John, Philippa, and their uncle Nimrod be able to use their powers to save the day once again? Find out as NEW YORK TIMES bestselling author P. B. Kerr whisks readers off on another remarkable magical journey in this final installment of the acclaimed Children of the Lamp series! 这是P. B. Kerr创作的最畅销Children of the Lamp系列的最后一集！ 当古老的意大利维苏威火山爆发在他们的眼前喷发，双胞胎约翰和菲利帕意识到他们将开始一个全新的冒险之旅。没多久，他们发现全世界的火山都开始不断地爆发，并喷出奇怪的金色熔岩。于是，他们很快就查明了情况，有一种特殊的邪恶力量正在引发这场灾难。然而，...