Hundreds of stone stairs and a winding medieval bridge connect this haunting Spanish island to the mainland.

This 19th-century fountain's namesake animal isn't what you think it is.

Barça football fans might see the insignia hidden in a church window as a divine sign.

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

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.

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.

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.

This Ocean Drive crosswalk has been paved in rainbow colors to honor the LGBTQ+ community and the man who brought pastel to Miami Beach.

This saucy statue once caused outrage among locals.

This peaceful Massachusetts graveyard was one of the first "garden-style" cemeteries in America.

Stolen goods adorn the organ at Old North Church.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

The massive machine creates cracking displays of indoor lightning.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

Created by a local artist, these quirky sculptures each have their own names and personalities.

After the queen of Spain had a dream where these statues fell and crushed her, they were removed from the palace and given new homes around Madrid.

Grab a life-changing ham sandwich at this former horse butchershop.

A journey begins with a single step, and for many, the road-trip of a lifetime started at this Chicago intersection.

A spectacular remnant of an Adler and Sullivan masterpiece that was destroyed in 1972.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

Not to be confused with the iconic New York City skyscraper, this Chicago building is a vibrant hub for artists.