14-year-old Will Burrows has little in common with his strange, dysfunctional family. In fact, the only bond he shares with his eccentric father is a passion for archaeological excavation. So when his dad mysteriously vanishes, Will is compelled to dig up the truth behind his disappearance. He unearths the unbelievable: a subterranean society that time forgot. "The Colony" has existed unchanged for a century, but it's no benign time capsule of a bygone...

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.

When Connecticut middle-schooler, Jake and his older sister, Kady are transported back to Pangaea, the strange world of lost civilizations, they must find the truth behind the mythic Eye of Ra in order to survive.

Curious George and the man in the yellow hat help some scientists dig for dinosaur bones.

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.

"After discovering that his boyfriend has been cheating on him and all his friends know about it, Tennessee Russo accepts an offer from his father--a famous archeologist and reality show celebrity he hasn't seen in two years--to accompany him to Greece on his latest quest for the Rings of the Sacred Band of Thebes."--

Curious George and the man in the yellow hat help some scientists dig for dinosaur bones.

Set in 1884, nineteen-year-old Inez travels to Egypt after the sudden death of her parents to uncover the truth about their deaths, and as she attempts to unravel the mysteries her parents sought, she becomes a pawn in a larger game that threatens to kill her. Bolivian-Argentinian Inez Olivera belongs to the glittering upper society of nineteenth century Buenos Aires, and like the rest of the world, the town is steeped in old world magic that's been...

Participating in an archaeological dig on an Indian burial ground, Trixie suspects a greedy, treasure-hunting college student of burglarizing several mansions in the area.

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