For one day every month Barcelona's Estació de França transforms into a market for model trains.

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

Catalonia Tradition: Beating the hollow Christmas log until it defecates in your fireplace.

The oldest giants in Catalonia are now displayed in a 14th-century Gothic church.

Possibly the oldest church in Barcelona, this basilica has its pagan and Christian mythologies all mixed up.

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

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.

An unusual stroll through gentlemen's erotica demonstrates that pornography is timeless.

Mountain where Jesus was first tempted by the Devil.

Week-long block party becomes a competition for the best decorated street.

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

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

This cemetery features modernist statues as strange as its name.

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.

A cylinder monument with a spectacular vista commemorates a friendship that some say never existed.

Two stone columns flank the grand Venice square, but there were supposed to be three.

The world's most active stratovolcano is almost always erupting.

A contemporary art installation housed within a Gothic cathedral.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

The largest bottled beer collection in the world holds over 22,000 unique beer bottles.

A statue honors the children who fought Nazis in Poland.

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

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.