A book collector's dream, this Toronto bookstore has the world's first "Biblio-Mat," a random book vending machine.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

A submerged village appears when dam levels drop.

The lost town of Neversink, sunk by New York City.

This former Mormon settlement is reemerging from the receding waters of Lake Mead.

Scary metal statues adorn some of the signature buildings of Burlington, VT.

This 38-drawer structure claims the superlative title, but it isn't the world's only giant filing cabinet.

Secluded amid upstate New York’s Adirondack Mountains lies this subterranean emblem of a nation on the brink of nuclear war. And it's for sale.

A castle built for love, and abandoned due to heartbreak.

A Boeing mechanic and his wife leave a whimsical, stone sculptured garden as their legacy.

A giant Troll lurks under one of Seattle's oldest bridges.

A beautiful final resting place for some of the noteworthy deceased.

The world's brightest bioluminescent bay.

A secretive collection featuring objects that were designed specifically for U.S. intelligence operations.

A super-sized promotional trick that is now a D.C. landmark.

The man who first patented the Ouija board rests in peace beneath a headstone that playfully reflects that achievement.

Eighteen miniature death-scene dioramas.

Two stunning 17th-century libraries and a cabinet of curiosities.

An abandoned subway tunnel that could have reinvigorated Staten Island still lies somewhere beneath this Brooklyn park.

The sign at the garden gate reads: "These Plants Can Kill."

Abandoned Nazi train station turned underground astroparticle laboratory.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

Canada's subterranean Cold War museum has doubled as a movie set.

This structure among the trees was the result of divine inspiration.