A miniature village lies nearly forgotten in the forest by the side of a major highway.

This enchanting hill is home to fairy lore and a sinister local mystery.

These fantastically named natural pools look like something out of a Scottish myth.

This Metabolist, retro-futuristic residential complex resembles a cyberpunk space colony established on Earth.

A curious little museum dedicated to the furry feline in the cat haven that is Old Town Kotor.

Once an opulent Art Nouveau hotspot, the Constanța Casino is one of Romania's most beautiful abandoned buildings.

Cheap pizza and all of your naughty bedroom needs housed in a stunning example of Art Nouveau architecture.

The patron of this extravagant Art Nouveau confection insisted that nothing less than a boat should project from its facade.

This hidden Art Nouveau courtyard is an opulent feast for the eyes.

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the century.

An unfinished rail tunnel that has since been used to house cheese and bats.

This large cave is a summer home to thousands of bats and has a rich history dating back to prehistoric times.

Each summer, the migratory bats living beneath the bypass form "batnadoes" at dusk.

A former chicken restaurant that doubled as a speakeasy is now a quirky home full of wonderfully strange traditions.

This speakeasy continues the Prohibition-era legacy of Harlem's jazzy Swing Street.

These beautiful ruins deep in the Pennsylvania woods are thought to have been a ski lodge or a speakeasy, but no one really knows.

A prohibition-style speakeasy takes up residence in the last Victorian residence in Hollywood.

This little museum is built on a theater that was once a wildly elaborate speakeasy.

Spinning silently in the lobby of an Art Deco masterwork is a massive vintage model of the Earth.

Built as a gift to the hottest tastemaker of the time, these hidden quarters remain an Art Deco showpiece.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

An art deco ice cream shop covered in vintage train station tiles.

To truly appreciate Detroit's landmark skyscraper, you have to step inside.

Though the original building has been demolished, these massive bronze doors were saved.