A labyrinthine network of chambers with a storied past hides below Edinburgh's South Bridge.

This obscure walkway links Edinburgh’s Old Town with one of the city's prime vantage points.

A beautiful Greco-Roman structure houses a well once believed to have healing powers.

Come for the oysters, stay for the priceless art honoring inventors across history and Scotland's favorite outdoor sports.

Islanders once used this dramatic, otherworldly landscape to hide their cattle from Viking raiders.

A 18th century graveyard and its astonishing cortege of macabre iconography.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

These tiny effigies are believed to represent victims of Edinburgh’s notorious Anatomy Murders.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

The fountain marks the area where hundreds of accused witches were burned at the stake.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

This little Greek plateau is home to thousands of rustic, white-sailed windmills.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

This military tunnel dates back to World War II and provides visitors with a little wartime adrenaline.

The only monument in Slovenia celebrating the famous writer, who stayed there for one night entirely by mistake.

The "dragon babies" of southeastern Europe.

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

This abandoned Slovenian military barracks has become a punky-political art squat.

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

Fantastic stories on a miniature railroad.

Austria's ultra-modern art museum looks like Cthulhu's giant alien heart.

Resting in the middle of an Austrian river, this sci-fi "island" lets people cross in neon style.