In Florence's great Duomo, a 26 foot fresco honors a mercenary famous for attacking Florence.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

This bustling Italian plaza is built on the ruins of an ancient Roman amphitheater.

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

This enigmatic artifact is a rare depiction of an ancient Iberian noblewoman.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

An iconic and controversial ancient Iberian funerary urn with a hauntingly penetrating gaze.

One of the most spectacular bridges in Spain spans a narrow chasm that divides the city of Ronda.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

This macabre masterpiece of a mural is one of Francisco Goya's "Black Paintings."

A lush indoor jungle fills this bustling Madrid transportation hub.

The current seat of the Parliament of Andalusia was once the epicenter of the Great Plague of Seville.

This neon landmark has been posing this deadpan question to follicly-challenged Dubliners for over 50 years.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

A museum that cashes in on its infamous little people while teaching you a thing or two about the Irish fey.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

Inside this former medieval prison is a collection of objects designed to inflict unbelievable pain and suffering on the human body and mind.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

The Roman city was the birthplace of various emperors and is home to one of the empire's most impressive architectural feats.

This former charity hospital for elderly clergy houses some of Seville’s most treasured paintings.

Hidden beneath a beautiful overlook you’ll find the history of the city depicted in comic strip format next to a pay toilet.

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

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

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