This Bronze Age man spent millennia buried in a mine, giving his bones an eerie hue.

The surviving remnants of a destroyed medieval church now stand in a public park.

This Gothic church houses ornate royal tombs and a magnificent gilded altarpiece.

The most elaborate of 12 medieval arched doorways to the old city of Burgos.

Marvel at this immense work of art that greets arrivals to the city.

This 19th-century fountain's namesake animal isn't what you think it is.

Giant topiary dog once played a role in a terrorist bomb plot.

The facade of this 16th-century building is decorated with carvings of 300 seashells.

A hidden medieval crypt where a famous legend says the devil used to teach black magic.

The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

A curious memento mori hangs in the magnificent Cathedral of Segovia.

These "mermaids" that surround a plaza in Segovia are rather sphinx-like.

The first mechanized factory in Spain is also one of the most significant mints in the history of money.

A controversial art piece that harkens back to local folklore.

This magnificent castle grew from a small Moorish fortress, and reportedly inspired two iconic Disney castles.

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

Once the grandest synagogue in medieval Spain, it now stands as a memorial of the 15th-century Jewish exile.

A display of torture devices used in the Spanish Inquisition and other scourges of medieval Europe.

A lush indoor jungle fills this bustling Madrid transportation hub.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

A magnificent collection of imperial armor and weaponry.

The solemn exterior conceals an opulent interior of this 17th century church.

Baroque celebration of the end of the Great Plague of Vienna.

The final resting place for the remains of 143 Habsburg royalty.