The construction of a tram line unveiled hidden remnants of the old medieval city.

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

The world's largest reflecting pool is just two centimeters deep.

A Gothic cathedral created from volcanic rocks.

A cave dwelling that was started by the Celts, expanded by monks, and finished by knights.

An enchanting work of outsider art, full of whimsical sculptures and carvings.

An icy lake tucked among jaw-dropping alpine panoramas.

Hundreds of hidden passageways weave through the old quarters of Lyon.

A series of abstract, silly sculptures represent the works of a great modern classical composer.

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

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

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

This French ghost town from World War II has been left as a memorial to German atrocities during World War II.

This Parisian fountain is a little bit fantasy and a little bit nightclub.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

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

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

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

Notorious artist squat renovated into legal studios.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

Soaring over the Niagara Whirlpool since 1916.