Thousands of medieval skeletons lie just beneath Kranj’s main square.

During World War II, the Nazis repurposed this beer cellar to store stolen artwork.

A museum that chronicles the history of the Nuremberg Trials for Nazi war criminals in the building where the trials were once held.

The world's largest reflecting pool is just two centimeters deep.

This housing estate commissioned by a local sugar magnate was an early project by influential architect Le Corbusier.

When this monument to Slovenia's national poet was erected, it's said to have sparked the ire of nearby church authorities.

A public work of art that also provides some relief from the summer heat.

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

A whimsical bridge adorned with decorative dragons.

Named for a doctor who made a breakthrough in London’s cholera epidemic, this 1800s pub was also the site of a queer “kiss-in.”

This severely painted building has a twisted connection to the witch hunts of the 1640s.

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

These barriers stand as stark reminders of Northern Ireland's troubled past.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

The pretty iron lamp is a reminder of the architecture underneath London's streets.

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

No one knows the origin of this creepy little stone man with an oversized phallus.

Also known as the Blue Church, the building was consecrated to the daughter of Andrew II.

A shiny sculpture celebrating the mighty mollusk.

A poignant memorial shows the widows and children left heartbroken by the worst fishing disaster in Scottish history.

One of four sister bronze sculptures dedicated to the widows and orphans of an 1881 tragedy.

Ruined castle with subterranean vaulted Goblin Ha' or "Goblin Hall."

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

A series of three shiny letters mark the boundary of an old refuge for those being pursued by debt collectors.