Teenager Benedict Juliard has no other ambition than to ride in steeplechases as an amateur jockey. Having agreed not to do anything that could destroy his father's growing public service and political career, Ben finds himself targeted in an attack mounted by his father's enemies.
When Axel deciphers an old parchment that describes a secret passage through a volcano to the centre of the earth, nothing will stop him and his eccentric uncle from embarking on a perilous, terrif...