The ruins of this monumental city founded by the first Roman Emperor are strangely overlooked by most travelers.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

A curious little museum dedicated to the furry feline in the cat haven that is Old Town Kotor.

Inat Kuća, or "House of Spite," is more than just an oddly named restaurant.

700 iron sculptures crammed into a Mediterranean park.

A quarry cum sculpture park where the works of art are chiseled into the very walls.

The birthplace of the builder of the Statue of Liberty is now a museum dedicated to his work.

The first modern cemetery of Lyon is complete with more than 200 chapels and monuments.

The experimental test tracks of a retro-futuristic monorail still stand in the French countryside.

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

This garden houses the remains of the ancient Greek port of Marseille.

Immortalized by artists, this church incorporates a medieval lighthouse into its shoreside structure.

Rows of multicolored bathing huts paint the sand dunes with pops of color.

This French chateau is home to the world’s largest private collection of fighter jets.

This symbol of the French Revolution still stands where it was first planted during the 18th-century.

A towering baroque basilica jutting out of the French countryside.

A Christian retreat founded to welcome refugees fleeing from the Nazis during World War II.

Now a memorial, this factory was once used as a concentration camp for artists by the Vichy government.

1920's reinforced concrete church by architect Auguste Perret changes the face of modern design.

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

This building’s ghostly exterior reflects its former lives as a prison, school, and funeral home.

Bloodstains can still be seen in this medieval church where two medics saved lives on D-Day.

For those late-night mollusk cravings.

An unusual sand beach in the middle of a forest.