"Richard Mayhew is a young man with a good heart and an ordinary life, which is changed forever when he stops to help a girl he finds bleeding on a London sidewalk. His small act of kindness propels him into a world he never dreamed existed. There are people who fall through the cracks, and Richard has become one of them. And he must learn to survive in this city of shadows and darkness, monsters and saints, murderers and angels, if he is ever to...

The much-anticipated final instalment of the Wool trilogy. In a time when secrets and lies were the foundations of life, someone has discovered the truth. And they are going to tell. Jules knows what her predecessors created. She knows they are the reason life has to be lived in this way. And she won't stand for it. But Jules no longer has supporters. And there is far more to fear than the toxic world beyond her walls. A poison is growing from within...

Will Hunt is an urban adventurer who has explored caves and catacombs, subway systems, and long abandoned, ghostly mines: all varieties of holes in the ground. He's tracked down people who, for one reason or another, have shared his underground fixation: each an incarnation of Hermes, who could see and touch the underworld in ways others could not. Underground is a place of overlapping, often contradictory associations: it is a space that evokes death...

In the year 241, twelve-year-old Lina trades jobs on Assignment Day to be a Messenger to run to new places in her decaying but beloved city, perhaps even to glimpse Unknown Regions.

Twelve-year-old Gran and his new friend, Catalina, journey underground to defeat a strange force that threatens their town, Carousel.

As young archaeologist Will Burrows continues to search for his lost father in the strange underground world he has discovered beneath the city of London, he stumbles across a sinister plot with terrible implications for the world above.

"Lynn's own life is full with choir practice, school, shopping for the perfect jeans, and dealing with her free-spirited mother. Then one day her life is saved by a mysterious girl named Blossom, who introduces Lynn to her own world and family who are both more bizarre, yet somehow more sane, than Lynn. Blossom's own family is a small band of outcasts and eccentrics who live secretly in an ingenious bunker beneath a city reservoir. Lynn is enchanted...

As fourteen-year-old archaeologist Will and his friends plummet down a subterranean pore, they face deadly creatures and discover a strange fungal shelf, which not only reveals artifacts from ancient civilizations, but clues to a lost land at the end of the Earth.

"Two hundred years in the future, refugees from an environmental cataclysm have fled underground. They survive, scrounging out a living in a twisted maze of tunnels and canals. Scavengers, mistitfs, bandits, renegades and mutants are among the citizens of this subterranean realm. They are sewerfolk, their home, the bowels of a utopian city that was never completed. Life is hard enough, but an overzealous mining company, PERCH wants to get their claws...

Will Burrows believes he is safe at the very center of the earth, in a world that no one knows exists, but the Styx are close behind and will follow him anywhere, while on the surface, Drake and some unlikely allies unearth some critical secrets.