Now home to a drinking establishment, this building has a macabre history.

These red marks, seemingly placed at random, are in fact not.

Massive puppet-automaton machines created by French artist collective Machines de l’Ile.

This small island, a byproduct of 19th-century canal construction, is now home to a charming Japanese garden.

A massively oversized measuring tape sculpture sits inside a hidden yard.

A modern and feminist reinterpretation of the famous Wallace Fountains.

The healing properties of this well attracted royals and commoners throughout the Middle Ages.

The Kansas City Barbecue restaurant also contains the original piano that was a central part of the famous "Great Balls of Fire" scene.

A domino effect created with Britain’s iconic telephone boxes.

Legend has it that seven Anglo-Saxon kings were coronated on this stone, located in the appropriately-named town of Kingston.

One of the world’s largest suspended aquariums, located in Dubai Mall.

This 19th-century monument served an important purpose for fishermen thanks to its built-in barometer.

The small Scottish townhouse where the "Father of the National Parks" was born.

This colorful mosaic remembers one of Britain's most deadly peacetime fires.

The only museum in North America dedicated to Memphis hoodoo history.

Vibrant paintings stretch across 600 feet of derelict railway.

An underground city of salt.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

At first glance, this area seems like just another city park, but the lush landscape hides a dark past.

The unsettling remnants of a torn down movie set lies nearby the ruined location of the actual Płaszów Labor Camp.

Extremely famous in his native country, this Cracovian painter is all but unknown beyond Polish borders.

Down this Cracovian street resides a plaque with a stark message about the city's air pollution.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

Legend holds that this knife serves as a chilling reminder of the deadly rivalry between two local builder brothers.