A beautiful but toxic fountain of mercury.

This colorful statue welcomes visitors to a Barcelona park.

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

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

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.

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.

A celebration of Colombia’s premier contemporary artist.

This Bogotá museum houses the world's largest collection of pre-Columbian gold relics.

A colorful architectural gem in Seattle's uniquely modern Central Library.

A wall of chewing gum moonlights as collective art.

An old-timey peepshow allows visitors to gawk at some of the world's most freakishly large footwear.

Deep into the lower floors of Pike Place, find a date with fowl fate.

A Bronze age settlement on the Greek island of Santorini might have been the inspiration for Plato's Atlantis.

A preserved building where the dead were once watched for signs of life.

Rumored to have been frequented by Vincent van Gogh, it's the only remaining genever producer in the Hague.

A beautiful combination of living flora with preserved bones covers the shelves of this shop.

A 250 million-year-old rock formation has earned a rather unique nickname.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

Seven mini rowhouses fill the gap between 54 and 70 Westerstraat.

This subterranean studio is filled with fascinating kinetic art.

The world's oldest Jewish library was founded by Sephardic Jews in 17th century Amsterdam.