Locals rallied to save this beloved mural after someone mistakenly attempted to cover it.

Street artists transformed this abandoned industrial neighborhood into one of Europe's largest graffiti exhibitions.

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

This gem from the industrial age helps visitors and residents alike traverse hilly Stockholm.

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

A fascinating insight into daily life in the Eastern Bloc.

An abandoned NSA listening post on Berlin's "Devil's Mountain."

Inside this discotheque resides a unique memorial dedicated to one club-goers favorite pet.

This natural hill rose another 130 feet from the debris and rubble added after World War II.

Remnants of a cone-shaped Nazi bomb shelter.

An old slaughterhouse now holds the largest collection of pig artifacts.

This old wooden funicular railway leads to a cemetery in the forest.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

This automated sculpture of two men peeing will spell out text messages with their micturition.

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

The blood-soaked ruins of the castle where the murderous Blood Countess was walled in alive.

This attraction was abandoned after the Chornobyl disaster.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

This derelict superstructure was a very important warning system for the Soviet military.

The biblical sculpture honors those who lost their lives, homes and communities to the Chernobyl disaster.

This 1000 year old relic-filled cave monastery and UNESCO World Heritage Site also hosts an amazing micro-miniature museum.

The deepest metro station in the world.

340-foot statue built to honour the Heroes of the Soviet Union.

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