Burlington Public Library

Have you ever seen a manhole cover with little glass circles in it and wondered why it was different from the others? Did you ever imagine that there were actually tunnels under the sidewalks? You'll be surprised to find out how many cities in Colorado had these tunnels. And they're still under our streets! Those manhole covers imbedded with glass circles, many that have turned purple with age, allowed light into the tunnels below. The Tunnels Under...

"In the underground city of Caverna, the world's most skilled craftspeople toil in the darkness to create delicacies beyond compare-- wines that remove memories, cheeses that make you hallucinate, and perfumes that convince you to trust the wearer, even as he slits your throat. On the surface, the people of Caverna seem ordinary, except for one thing: their faces are as blank as untouched snow. Expressions must be learned, and only the famous Facesmiths...

"It was supposed to just be a normal basement--some storage boxes, dust, you know, the usual basement stuff. But when Milo is sent by his mother to fetch a sock from the basement of the historic home they've moved into, Milo finds a door in the back that he's never seen before. Turns out that the basement of his house is enormous. In fact, there is a whole world down there. As Milo travels ever deeper into the Basement World, he meets the many Things...

Un equipo de exploradores hace una expedición en un cráter en Islandia, el cual los conduce al centro de la tierra y a descubrimientos increíbles y horripilantes.

Armed with secret knowledge, Juliette, now mayor of Silo 18 and her crew set out to rescue a world she hates but now understands better -- the world of the Silos with its rigid rules and terrible consequences for disobedience.

"In Underland, Macfarlane delivers his masterpiece: an epic exploration of the Earth's underworlds as they exist in myth, literature, memory, and the land itself. He takes us on an extraordinary journey into our relationship with darkness, burial, and what lies beneath the surface of both place and mind. Traveling through "deep time"--The dizzying expanses of geologic time that stretch away from the present--he moves from the birth of the universe...

A man goes to the aid of woman pursued by assassins and discovers an alternative City of London, a subterranean, medieval world populated by "people who fell through the cracks" from the real city above. A fantasy tale, replete with demons and wizards. By the author of The Sandman.

Six months after vanishing into an underground silo with sixty others, Wynter and Chase emerge to find the area abandoned. There is no sign of Noah and the rest of the group that was supposed to greet them when they emerged—the same people Wynter was counting on to help her locate the IV antibiotics her gravely ill friend, Julie, needs in order to live. As the clock ticks down on Julie’s life, Wynter and Chase embark on a desperate search for...

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

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...