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,...

When eleven-year-old Gregor and his two-year-old sister are pulled into a strange underground world, they trigger an epic battle involving men, bats, rats, cockroaches, and spiders while on a quest foretold by ancient prophecy.

"In 2007, the Center for Automation in Nanobiotech (CAN) outlined the hardware and software platforms that would one day allow robots smaller than human cells to make medical diagnoses, conduct repairs, and even self-propagate. In the same year, the CBS network re-aired a program about the effects of propranolol on sufferers of extreme trauma. A simple pill, it had been discovered, could wipe out the memory of any traumatic event. At almost the same...

Beneath the ice at the bottom of the Earth is a magnificent subterranean labyrinth, a place of breathtaking wonders-and terrors beyond imagining. A team of specialists led by archaeologist Ashley Carter has been handpicked to explore this secret place and to uncover the riches it holds. But they are not the first to venture here-and those they follow did not return. There are mysteries here older than time and revelations that could change the world....

"Hidden deep beneath Manhattan lies a warren of tunnels, sewers, and galleries, mostly forgotten by those who walk the streets above. There lies the ultimate secret of the Museum Beast. When two grotesquely deformed skeletons are found deep in the mud off the Manhattan shoreline, museum curator Margo Green is called in to aid the investigation. Margo must once again team up with police Lieutenant D'Agosta and FBI agent Pendergast, as well as the brilliant...

The outer crust is under attack by the subterranean Styx who are turning ordinary humans into walking bombs and incubators for their eggs, and only Will Burrows and his band of retired commandos stand in their way--but the Styx also have problems of their own.

"Beneath the cover of France's most exquisite vineyards, a city of women defy an army during World War I.... Deep within the labyrinth of caves that lies below the lush, rolling vineyards of the Champagne region, an underground city of women and childrenhums with life. Forced to take shelter from the unrelenting onslaught of German shellfire above, the bravest and most defiant women venture out to pluck sweet grapes for the harvest. But wine is not...

Teenager Eliza and her friends are going to explore a cave near their upstate New York home, but first her friends insist on dragging her to Drowner's Swamp, a bog legendary for its dangerous sinkholes, and a place which her mother has frequently warned her about; Eliza does not want to go, and when the earth opens up and swallows her she finds herself in a system of caves--and what she finds living there is strange and dangerous beyond anything the...

In 2007, the Center for Automation in Nanobiotech (CAN) outlined the hardware and software platform that would one day allow robots smaller than human cells to make medical diagnoses, conduct repairs, and even self-propagate. In the same year, the CBS network re-aired a program about the effects of propranolol on sufferers of extreme trauma. A simple pill, it had been discovered, could wipe out the memory of any traumatic event. At almost the same...