The final resting place for the remains of 143 Habsburg royalty.

A curious collection dedicated to human and animal anatomy and pathology.

This monumental work of art symbolizes the coming together of a previously divided city.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

Walk into an underground archeological dig, the site of the Roman Forum that was once the center of Valencia.

Vibrant street art created with mixed media.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

This house's itty bitty size means no humans allowed.

Nikola Tesla's ashes are held in a golden sphere, surrounded by his works.

Dine on food tied to Viking history and legend at this subterranean Stockholm spot.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

A man has revenged his true love's betrayal through tears and stone genitalia.

Stockholm's narrowest alley is barely over two feet wide.

Stockholm's tiniest statue is of a small boy looking at the Moon.

Sweden's oldest animated sign is still lighting up the skyline today.

This unique sculpture is often overlooked by pedestrians.

The "dragon babies" of southeastern Europe.

A trough of 700 strange bronze faces runs through a narrow alley in Ljubljana's old town.

A whimsical bridge adorned with decorative dragons.

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

Inat Kuća, or "House of Spite," is more than just an oddly named restaurant.