This monument depicts a harrowing event involving an escaped polar bear.

If you fly into Edinburgh Airport, it's possible to spot this prehistoric site without even getting off the plane.

A remarkable feat of Victorian engineering across the Firth of Forth.

A concrete mushroom that divided Stockholm residents for nearly a century.

An entire shopping mall and industrial terrain named for the time the king of Sweden's car went into a ditch.

Once a 19th-century brasserie, this McDonald's exterior celebrates Alsatian design and the "King of Beer."

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

Dedicated to the history and culture of smoking, this small museum now includes a vape lounge.

An immersive projection art installation uses sound, scale, and light to take visitors inside classic works of art.

Stripes of human ashes cover a back lawn in the most sought-after burial grounds in Paris.

This banal Parisian entranceway is not what it seems.

Ordinary art transforms to extraordinary thanks to locals' quirky sense of humor.

The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

This innocuous-seeming building is actually the remnant of a major wartime brothel.

Paris' linguistic guide to the international language of, yes, love.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

Original cabaret handbills, posters, and feline artwork are a purrfect highlight of the Museum of Montmartre.

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.

Egyptian Revival movie palace abandoned for decades and restored in 2013.

What looks like a normal building is really a hollow facade hiding a subway vent.

This Paris art space celebrates the creativity and ingenuity that springs from abject poverty, especially in Africa.

The Argonaute submarine was the French navy's pride and joy in the 1950's.

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

A French artist's vague warning hangs over Belleville.