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

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

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.

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.

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

Possibly the oldest church in Barcelona, this basilica has its pagan and Christian mythologies all mixed up.

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

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

One of the most photographed buildings in a city known for its Modernista architecture is an abandoned squat.

On the wall of this medieval walkway, a symbol of the Spanish Inquisition.

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

An open-air "garden" of mural art that changes weekly.

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

The art studio of an early 20th-century painter, hidden amid the Great Smoky Mountains.

Labor provided by Great Depression-era programs restored these 25,000 acres in Tennessee.

One man has spent decades faithfully constructing this unique brick and cinderblock castle.

The alley connecting two of country music’s most historic venues has a rich history of its own.