One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

This fountain was designed to honor the man who helped bring water to Barcelona.

Behind this unmarked facade lies the original bomba—a crunchy orb of fried mashed potatoes stuffed with minced meat.

The unexpectedly beloved remnants of a controversial thermal power plant.

This colorful statue welcomes visitors to a Barcelona park.

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

An early 20th-century bullring converted into a modern shopping center.

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

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

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

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

A former steam-powered mill from the 1800s is now an industrial park with a giant steel dragon slide.

Turntable anonymously received orphans, alms, and groceries.

This former Baroque palace on the historic Calle Montcada is a rare architectural gem and was once the meeting place of an aristocratic scholarly society.

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

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

The largest Art Nouveau complex in the world is a Barcelona hospital with a 600-year-long history.

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

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

A small but stubborn relic of Spain’s turbulent past hides in plain sight.

A plaque in Madrid’s West Park marks the launch of a queer icon’s unlikely media career.

A home for Spain's version of the Tooth Fairy, hidden in an old gas company register.

One of Madrid's most beloved statues is of an anonymous citizen.