The bartenders at this crime-fighting theme cafe are actual private detectives by day.

Reportedly 1,400 years old, this may be the first of the Fiji Mermaids.

Japanese company creates clone dolls that reside in the "uncanny valley."

Bioluminescent firefly squid light up this Japanese fishing port.

Once the most densely populated place in the world, this island is now a ghost town.

Cabaret where the show girls are all androids, and the patrons couldn't be more pleased.

A taste of the macabre Tokyo's ritzy shopping district.

William Blake claimed to have painted this gothic masterpiece after encountering this nightmarish being in a vision.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

One of the world's oldest working clocks is curiously missing the Zodiac sign of Libra.

The forbidden island of the Tuscan Archipelago may still contain buried treasure.

A fairytale island floats in the middle of Italy's little-known Lake Orta.

David Sedaris called it "The greatest shop in the world."

This enchanting 600-year-old tree is so magical it inspired the beloved tale of Pinocchio.

An Italian hillside ghost town.

The oldest operating pharmacy in the world features 800-year-old recipes.

Thousands of well-dressed mummies below a monastery.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

A 16th-century horror show built in a lovely Italian garden.

Rumored to have tormented a family in the late 1960s, this toy now resides in a quiet little oddities shop.

This off-the-beaten-path abandoned town is a relic of Montana's silver mining boom.

This stunning blue and gold room changed cities twice before becoming part of the Smithsonian.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

Ottoman-era houses lovingly preserved.