This ancient theater was once the home of fierce gladiatorial battles.

A huge Megalithic chamber tomb located behind a cafe.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

Folklore and history carved into Brittany's coast.

A colorful piece of contemporary art cheerfully clashes with Lyon's historical architecture.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

A unique underground structure dating back to the 1st century BC.

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.

An icy lake tucked among jaw-dropping alpine panoramas.

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

The world's tallest bridge is also possibly the most elegant.

For hundreds of years, automatons moving to metallic music have been marking the passage of time.

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

A favorite Paris bar for U.S. expats, including Gershwin, Hemingway, and James Bond.

Do these monsters look familiar? The gargoyles on this church are all from pop culture.

A beautiful and classically designed villa, with an hourly infestation of monsters.

Sacked by Vikings, blessed by William the Conqueror, dealt a fatal blow during the French Revolution—these ruins have seen it all.

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the century.

A mechanized clock where a man fights off a dragon, crab, and rooster.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

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

The whimsical twist of this spire was either caused by the Devil, an unexpected virgin, or lead.

The oldest pub in Ireland may also be the oldest surviving bar in the entire world.