Daily jousts and dancing barrel makers in Munich's mechanical clock.

The patron saint of spinsters grasps a container of dried blood.

A fearsome dragon clings to a corner of Munich's city hall.

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

Ancient catacombs form the foundation for this Rococo orgy of a church.

The stunning interior of this Gothic church is covered in ornate gold details.

Elaborate tile work in this railway station tells the story of Portugal.

This historic streetcar system has been running since the 19th-century.

The world's largest wooden structure.

A 16th-century Andalusian palace.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

Montmartre's sole surviving windmill became an iconic landmark for 19th-century painters, artists, and bohemians.

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the century.

If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.

During the summer months, giant teddy bears take over Paris near Les Gobelins metro station.

The video game-themed street art first popped up in the French city.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

Original cabaret handbills, posters, and feline artwork are a purrfect highlight of the Museum of Montmartre.

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

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

Now a museum, this building was once a 14th-century monastery and the place where the founder of the Dutch nation lived and was assassinated.

The oldest monument in Marrakesh and the city's only surviving example of Almoravid architecture.

The largest madrasa in Morocco once housed more than 900 students within its exquisite walls.

One of the two original gateways into the Kasbah, this gateway is a nesting site for storks.