Now a hotel, this former bank was the site of a robbery that spawned a psychological phenomenon.

Each of these hand-painted wooden boxes, which date to between the 16th and 19th centuries, contains a genuine human skull.

An unremarkable wooden wheel built into the side of one of Rome's oldest hospitals was part of a policy to reduce infant exposure.

Do these monsters look familiar? The gargoyles on this church are all from pop culture.

The sunken structure looks like the victim of a catastrophic flood.

Considered the birthplace of the Copper Age and Bronze Age, the river is tinted red from 5,000 years of mining.

This amended headstone marks the grave of a participant in one of the most successful military deceptions of all time.

A 16th-century Andalusian palace.

The current seat of the Parliament of Andalusia was once the epicenter of the Great Plague of Seville.

An eerie collection of the surviving structures from a past celebration of the future.

Its appearance in "Game of Thrones" may spur on the long-awaited restoration of this medieval shipyard.

The final resting place of the great navigator, or maybe his brother.

The world's largest wooden structure.

Microscopic scenes; some call it novelty, some call it art.

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Macabre astrological automaton clock dating to the late 1400s.

For hundreds of years, participants in this Japanese festival have been making babies cry to ward off demons.

A restaurant modeled after feudal Japan, where the waitstaff are trained as ninjas.

Go through the looking glass in Tokyo's Wonderland-themed shop.

Once a black market electronics marketplace, now an otaku shopper's paradise.

This little replica of Lady Liberty provides a bit of NYC in a Japanese city.

Not quite the menace it once was, this monster still has some chops.

After a profound show of devotion for his master, a dog becomes the symbol of loyalty for an entire nation.