The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

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

Twisted buildings adorn the banks of the Rhine river.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

Metro station with a claim to rock n' roll fame.

Cold war icon and onetime "hole" in the iron curtain.

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

Hamburg's first legal sex work is relegated to a gated street that still does not allow pedestrian women.

Model Trains and Much More in Hamburg.

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

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

One of the most poignant ruins of the Chornobyl nuclear disaster, the local football team's stadium has been quickly reclaimed by nature.

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.

The deepest metro station in the world.

One of the largest museums in Ukraine remembers the story of the German-Soviet War in iconic, brutalist style.

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

A reconstructed medieval gateway that was the magnificent entrance to the capital city dating back to 1037.

A beautiful and moving memorial set on a little island in the middle of the river in Minsk.

The apartment building where JFK's assassin lived after defecting to the Soviet Union.

Glowing orb in Minsk houses 8,600,000 items.

A 300-kilogram egg sculpture that embodied a neighborhood revival.

Plaques celebrating Lithuanian writers freckle a wall of this picture-perfect path.

An abandoned masterpiece of Soviet Brutalist architecture.