As two children and their pet gazelle sneak out of the house in search of treasure, they come across a world beneath the city that is inhabited with monsters and pirates.

In a ruined and toxic landscape, a community exists in a giant silo underground, hundreds of stories deep. In a society full of regulations meant to protect the community, Sheriff Holston, unexpectedly breaks the greatest taboo of all: he asks to go outside. An unlikely candidate is appointed to replace him: Juliette, a mechanic with no training in law, whose special knack is fixing machines. Now Juliette is about to be entrusted with fixing her silo,...

Pulp paintings and rhyming text spotlight the underground world of burrowing, tunneling, and digging animals. Includes "Creature Indentification" page.

Thirteen-year-old Sully Stringfellow, his arch-nemesis Izzy Cisco, friend Moleman, and a league of long-forgotten plumber heroes team up to save Nitro City from mutant creatures in the sewers.

Pat O'Toole, his brother Coop, and their new companion, Kate, have narrowly escaped the cultlike community below New York City but must try to stop the cult's leader, Kate's grandfather.

"Neverwhere is the story of Richard Mayhew, a young London businessman with a good heart and an ordinary life, which is changed forever when he discovers a girl bleeding on the sidewalk. He stops to help her--an act of kindness that plunges him into a world he never dreamed existed. Slipping through the cracks of reality, Richard lands in the Neverwhere--a London of shadows and darkness, monsters and saints, murderers and angels that exists entirely...

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.

"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...

Styx and their cohorts of deadly Armagi have swept across England, leaving death and devastation in their wake. Only a miracle can save the day and, in the inner world at the centre of the earth, Will and Elliott might just have stumbled upon one as they uncover ancient secrets that are fundamental to all human and Styx life. "Will y Elliott huyen de nuevo hasta las entrañas de la tierra. Con el apoyo de un pequeño equipo que sobrevivió a la plaga...