This hidden Art Nouveau courtyard is an opulent feast for the eyes.

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

During an annual Catholic feast in this tiny Spanish village, men dressed as devils leap over rows of babies to cleanse them of sin.

This magical space partly designed by Antoni Gaudi is one of the best examples of romantic gardening in the Mediterranean.

This cafe offers a curated collection of treats and tipples made by monks and nuns.

These magnificent city walls rise from the barren sun-baked Spanish plains like something straight out of a fairytale.

An architect transformed this abandoned cement factory into his castle-like workshop.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

Hidden behind a wall, Spanish nuns distribute their signature sweets on a revolving tray.

Considered the birthplace of the Copper Age and Bronze Age, the river is tinted red from 5,000 years of mining.

Spanning the El Chorro gorge, this pathway used to be one of the most dangerous crossings in the world.

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

Three bridges and one giant canyon make up this fantastic Spanish settlement.

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

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

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

An icy lake tucked among jaw-dropping alpine panoramas.

A subterranean shelter remains intact under a busy Paris railway station.

This charming cobbled backstreet is the most Instagramable street in Paris, much to the residents' annoyance.

Abandoned railway line circling the city of Paris.

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

Live out your childhood construction fantasies in this one-of-a-kind gyrating hotel.

Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

The Bloemen Route, or “Flower Route”, stretches 25 miles through prime Dutch tulip country as a result of “tulip mania,” the world’s first economic bubble.