An introduction to underworld scenes shares intricately detailed spreads featuring wonders ranging from volcanoes and dinosaur bones to tombs, city works, and buried treasure.

"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"--

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.

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.

"Behind a hole in their basement wall, Chirri and Chirra discover a network of tunnels. Join them as they visit moles, discover caves full of glowing flowers, poke at the roots of growing plants, traverse a subterranean lake, and spend the night with a family of badgers!" --

In a ruined and toxic landscape, a community exists in a giant silo underground, hundreds of stories deep. There, men and women live in a society full of regulations they believe are meant to protect them. Sheriff Holston, who has unwaveringly upheld the silo's rules for years, unexpectedly breaks the greatest taboo of all: He asks to go outside. His fateful decision unleashes a drastic series of events. An unlikely candidate is appointed to replace...