Bask in the 19th century grandeur of an eccentric Freemason millionaire's private gardens.

Mountain where Jesus was first tempted by the Devil.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Abandoned blockhouses from Nazi Germany's Atlantic Wall erode into the sea on a French beach.

Thousands of flamingos and other bird species flourish in these Camargue wetlands.

Remains of the artificial harbours invented for the Allied invasion of Normandy can still be seen at sea.

One of the most powerful religious centers in the Middle Ages, dubbed the founder of Western monasticism.

This Corsican Neolithic site is full of pre-Roman megalithic structures that may or may not be penises.

Guests can stay at a hotel in the former French abbey where lie the tombs of King Henry II and King Richard the Lionheart.

One of the great treasures of Neolithic art lies within this carefully constructed pile of rocks.

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

A huge Megalithic chamber tomb located behind a cafe.

Bordered by forest on three sides and the ocean on the other, the Great Dune of Pilat is the highest sand dune in Europe.

Folklore and history carved into Brittany's coast.

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

The opulent home that inspired Tintin's Marlinspike Hall and the adventures within.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

Walk through living pictures and music in the Cathedral of Images.

Even France's favorite aquatic son Jacques Cousteau, couldn't get to the bottom of it.

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

If they push on just the right spot, even the weakest person can move this titanic boulder.

There has been an astronomical clock on this spot since the 14th century.