According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

A 16th-century horror show built in a lovely Italian garden.

Stalactites and stalagmites in a beautifully lit cave.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

Hidden in a secluded Greek cove is a pristine beach marred only by the rusting smuggler's hulk stranded on its shores.

A spectacular cave and a beguiling lake.

Monasteries on rock pillars, once accessible only by frayed ropes.

A village of art and exotic creations.

A neighborhood church's unusual abstract stained glass was the final project of avant-garde artist Jean Cocteau.

France's high-tech, future-themed amusement park.

This Parisian gem is one of the most incredible ethnographic museums in the world.

Museum in a swimming pool where the water still flows.

Ivy-covered Medieval tunnels cut through this charming town in France's Loire Valley.

Walk through spectacular aisles of hanging meat and wagon wheel–sized cheese at the world's largest wholesale food market.

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

Beautiful carved tunnels.

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

A public park off the beaten path with a beautiful waterfall and 13th century Cistercian abbey.

Avant garde house of Pierre Cardin on the Cote d’Azur.

An iconic and eccentric bar for "Manouche" Jazz music keeps expanding its space—and its influence.

A Gothic cathedral created from volcanic rocks.

The former home of France's controversial pop maestro is almost completely covered in ever-changing tributes and graffiti.

The mental institution where Van Gogh created some of his most famous work now allows guests to walk in the artist's footsteps.