An arcade packed with a rotating collection of unique independent video games.

According to a local legend, this old castle could only be built after a woman was immured in the walls.

What happens when you cross a mayor and a painter?

In this town's main square resides a statue of none other than the 43rd President of the United States.

Bronzes and busts that once stood in the city's main squares are now relegated to a small hidden courtyard.

Once the fallout shelter of a dictator, this sprawling bunker is now a combined history museum and contemporary art gallery.

A medieval bridge stretches over a sulfur-rich river that leads to year-round natural hot springs.

There once was a man named Lear / Who found limericks so dear / His final resting space / Is an unusual place / Most people don’t know he’s here.

Of course Salvador Dalí lived in a castle...

Occupied for six centuries by Franciscan Order nuns, this monastery is an amazing ode to Catalán Gothic architecture.

One of Antoni Gaudí's least-visited works, an homage to Catalan patrimony that mixes neo-Gothic with Modernista forms.

The Gaudí-inspired building that was the start of Terrassenc modernism.

The grotto where Saint Ignatius of Loyola lived as a hermit for nearly a year.

At this exhibit on the world of poison, venomous animals steal the show.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

Walk inside a half mile long crevice right outside the town of Garmisch Partenkirchen.

This small Bavarian graveyard is filled with empty graves for German soldiers lost during the World Wars.

Inside the corridors of this flea market, visitors are sure to find some obscure and odd treasures.

The world's most important buildings shrunk to a tiny size.

Archduke Ferdinand II's collection of rare objects is considered one of the oldest museums in the world.

This skeleton-filled altar piece served as a backdrop to one of the most iconic scenes in "The Sound of Music."

This series of underground chambers contains Europe's largest subterranean lake that is slowly drained each day.

Artfully arranged bones of 5,800 Austrians.

This former insane asylum now holds a pathological anatomy museum.