Hundreds of prehistoric stones, arranged in perfect lines in a French field.

The vibrant buildings in the “capital of the comic strip” celebrate the art form that made it famous.

Historic medieval fortified city in southwest France.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

Banksy's image of a naked man dangling from the window of a sex health clinic.

An authentic, seaworthy replica of the ship that sailed to Newfoundland in 1497.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

Tiny castle in the middle of the Rhine made you pay to pass.

The oldest Jewish cemetery in Europe survived Hitler's Germany.

This historic funicular system combines the old with the new while offering delightful views over the surrounding valley.

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

Ancient paintings known as the "Sistine Chapel of Cave Art."

This futuristic observatory at the top of the Pyrénées offers unrivaled views.

Beneath the city of Lourdes, France is a massive, concrete church.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

An alley covered with 20 years of bubble gum.

A 1930s Art Deco swimming pool with a design inspired by grand ocean liners.

The artist and his brother are buried in a landscape straight out of a van Gogh painting.

The room where Vincent van Gogh died.

Macabre astrological automaton clock dating to the late 1400s.

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

This bridge was constructed from the rubble of the infamous Bastille.