A whimsical bridge adorned with decorative dragons.

This one-time health resort was used by aristocrats around the world.

An Art Nouveau gem hides beneath the layers of city grime obscuring this once-magnificent building.

This little sun pays homage to a massive gate that once stood at this location.

At least according to the Guinness World Records.

A pair of gigantic baby heads greet passengers at Atocha Station.

The ruins of an ancient stadium that hosted gripping chariot and horse races.

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

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

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

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

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

Legend says if you stick your thumb in the hole and it gets wet, your wish will be granted.

One of the largest wooden constructions in Europe was meant to be a casino, but soon became an orphanage.

This crucial gathering spot along the "hippie trail" still displays old notes between traveling beatniks and backpackers.

This museum was invented in a novel before being made real by the author.

A meow-velous tribute to a beloved street cat, made famous on the internet.

Two buildings named after their windows that make it look like a sea of television sets plastered to a wall.

Different sections of the Zemun Fortress were built in the 14th and 15th century as a response to the advance of the Ottoman Empire.

A pair of connected skyscrapers form this symbolic gateway.

A 16th-century mosque rebuilt after wartime devastation.

A small museum built by a family that survived the Siege of Sarajevo.

This unusual hostel provides a glimpse of life in a city under siege.

This enormous abstract sculpture is part jungle gym, part elaborate noise-making machine.