Despite its grandiose name, this enigmatic first-century void under the town is no cave, and it's possibly not a palace either.

The largest salt farm in the Canary Islands is located at the foot of an active volcano.

A cheese discovery made by shepherds became the pride of a region.

A complimentary beverage is offered to the bodega's resident rodents every day.

A network of hundreds of interconnected wineries in caves hides under the town center.

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

This whimsical winery by Antoni Gaudí looks ripped from the pages of a fairytale.

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

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

This home designed for chocolate magnate Antoni Amatller is an exquisite treasure-box of Catalan Modernism.

One of Antoni Gaudí’s earliest buildings, built between 1886 and 1890 for the industrialist Eusebi Güell.

Barcelona's only remaining tram system takes riders to the Tibidabo funicular.

For one day every month Barcelona's Estació de França transforms into a market for model trains.

Occupied for six centuries by Franciscan Order nuns, this monastery is an amazing ode to Catalán Gothic architecture.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

A cemetery in Barcelona's Poblenou district is home to this touching funerary statue, which depicts death in the form of a winged skeleton.

A once grand hotel now sits eerily abandoned in the Catalan countryside outside Barcelona.

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

This cemetery features modernist statues as strange as its name.

This semi-secret storybook hedge maze is also the oldest garden in the city.

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

Step inside the first house designed by Catalan architect Antoni Gaudí, considered to be one of the first Art Nouveau buildings.

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

A beautiful but toxic fountain of mercury.