This 17th-century manor house provides a fascinating glimpse into old-world Mallorcan life.

This historical manor is complete with a magnificent garden.

A contemporary art installation housed within a Gothic cathedral.

This historic electric train has operated with regularity since the early 1900s.

At the foot of a waterfall lies a peaceful swimming lagoon and evidence of over 60,000 years of human habitation.

Mysterious Spanish catacombs of unknown origins.

Whimsical sculptures and caves chiseled by nature over the millennia.

A historic Christian shrine nestled within a spectacular natural cave.

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

Peek into a cave of giant, glimmering crystals.

This mansion oasis contains gardens, sculptures, and fountains just off the busy Plaça Kennedy in Sant Gervasi.

Catalonia Tradition: Beating the hollow Christmas log until it defecates in your fireplace.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

One of Europe's largest supercomputers is housed inside of a disused chapel.

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

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

This stunning iron gate designed by Modernist architect Antoni Gaudí is filled with mythic symbolism.

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

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

A beautiful but toxic fountain of mercury.

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

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

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Mountain where Jesus was first tempted by the Devil.