Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

This stunning French estate was so lavish that it landed its original owner in jail for the rest of his life.

The famous winding walk at Chartres is surrounded in mystery and myth.

Historic medieval fortified city in southwest France.

Hundreds of hidden passageways weave through the old quarters of Lyon.

A stunning gilt bronze relief denounced by Hitler as "degenerate art"—even though it was dedicated to the Nazi leader.

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

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

A meteorite-bounded town in Bavaria.

This historic stone bridge has an entire neighborhood clinging to its sides.

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

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

This emotive sculpture was originally created for the 1878 World's Fair.

The video game-themed street art first popped up in the French city.

The final resting place of the "father of special effects."

This Parisian gem is one of the most incredible ethnographic museums in the world.

Walk through spectacular aisles of hanging meat and wagon wheel–sized cheese at the world's largest wholesale food market.

This structure atop a craggy cliff in one of the most beautiful parks in Paris boasts an unbeatable view.

In this Parisian garden's grotesque former life as a zoo it fed exotic animals to the bourgeois and put humans on exhibit.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

Remains of Roman amphitheater hidden in a sleepy quarter of Paris.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

Pitié-Salpêtrière was the dumping grounds for women who received the dreaded diagnosis of "hysterical."

How did a French journalist’s grave become the sexiest statue in the cemetery?