Some believe that the artist behind this whimsical statue inserted his own likeness as a way to discreetly flip the bird.

The unfinished final resting place of some of Spain's most prominent politicians.

A pair of gigantic baby heads greet passengers at Atocha Station.

A lush indoor jungle fills this bustling Madrid transportation hub.

A museum capturing one of the world's most famous classical composer's battle with hearing loss.

Meet the bronze beloved pet to a family of famous peeing statues.

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

A massive line that stretches across the floor of Bologna’s largest church was created by a 17th-century scientist to measure the movements of the Sun.

This little medieval church hidden in the center of Yerevan was lost and rediscovered—twice.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

This ancient monastery complex was transformed from an island to a peninsula when the lake was partially drained.

A geological oddity topped with a 2,000-year-old pagan temple.

One man’s collection of photography books has transformed into a charming exhibition space.

Destruction from Armenia's 1988 earthquake inspired an artist's sculptures of scrap metal.

Huge stairway leads to this massive gallery.

This medieval manuscript collection has some of the most obscure and ancient texts in the world.

The longest trolleybus route in the world, from Simferopol and Yalta.

The history of Tel Aviv told through a work of art.

A plain wooden seat that once belonged to one of the most prominent figures of the Protestant Reformation.

A 30-foot-high stream of chocolate flows continuously at the Lindt Home of Chocolate.

CERN's beautiful, bending sculpture is a tribute to the spread of knowledge.

Home of the Large Hadron Collider and the birthplace of the World Wide Web.

Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

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