A cablecar-station-turned-revolving restaurant with 360-degree views of the Swiss skyline.

One hundred years ago this small house in downtown Zürich became the birthplace of the Dada movement.

A historic observatory precariously perched at the "Top of Europe."

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

A miniature train-ride through Slovenia's largest cave system.

A whimsical bridge adorned with decorative dragons.

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

Climb inside an iron crystal magnified 165 billion times its normal size.

A battle between nature and architecture in the Cambodian jungle.

This tiered waterfall is so pretty it may cause visitors to cry tears of their own.

Anatomical cabinet holds unexpected treasures.

Erotic art covers the walls of the largest ancient pleasure palace.

Venice's island of the dead.

This giant middle finger statue sends an unambiguous message to Italy's bankers.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

A small island less than half a mile from Venice is a forbidden island with a dark and twisted past.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

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

Twelve hundred stone carvings guard this off-the-beaten-path Buddhist temple.

A beautiful bamboo trail tucked in this famous Japanese Shrine.

The quintessential Japanese rock garden has existed for more than 500 years.

This 700-year-old street food market features baby octopus and soy donuts.

The 10,000 Torii shrine.