This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

The spot where the fascist dictator made some of his most famous speeches including declaring war on Britain and France.

The last remnants of a massive medieval wall that once encompassed the city of Berlin.

The famous sculptor left his mark on this Italian wall in an internationally protected example of street art.

A saintly relic hidden in a Prague church basement.

Rome’s legendary peephole vista is also a former Crusader stronghold.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

Scattered throughout London are ancient remnants of the city's former bounding wall.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

The man who gave his name to magnetic measurement is buried in the city where he did his best work.

A 1:2 billion-scale solar system leads visitors into this German university town.

The Goose Girl of Göttingen, Germany might well be the most kissed girl in the world.

A mocking tribute to the past and modern leadership of Prague.

Monument to a suicide protesting the Soviet invasion.

Looming communist pillar with a Czech twist.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

Walk through Czech history in Prague's largest graveyard.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

Inside this Krakow church, an explosion of psychedelic color.

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

After a nearly successful attempt on Hitler's life, the conspirators met their fate in the courtyard of this Berlin building.

The site where a plot to assassinate Hitler was planned—and its conspirators were executed—is now a powerful memorial to the German resistance during World War II.