The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

Cozy basement bar sports an inventory of over 2,000 beers.

Brussels' favorite peeing boy has a sister.

A little sculpture with a large wardrobe.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

A mocking tribute to the past and modern leadership of Prague.

This Greek temple, open only an hour a day, was the site of a war of tastes between an architect and an artist.

Museum precariously perched on a massive yellow pillar.

A series of waterfalls so massive they straddle the border of Argentina and Brazil.

The famous artist couple lived and worked here, in two different houses separated by a bridge.

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.

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.

A mysterious chasm in the heart of the ancient Roman Forum, the Lacus Curtius was once believed to be a gateway to hell.

Eighty million natural history specimens call this gargantuan museum home.

Hear the quietest sound from across the dome.

This South London cemetery holds the remains of more than 15,000 people.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

France's most famous cemetery, with some of its most curious tombs.