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

This ancient amphitheater was restored in the early 1990s.

If you like Art Deco you will love this bridge.

Originally planted by the ancient Carthaginians, this sprawling palm grove is one of the largest in the world.

From grand battles to daily life, this Spanish museum offers a view of world history in miniature.

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

This magnificent market stands as a poignant symbol of the suffering caused by the Spanish Civil War.

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

This architectural oddity is an oasis of green on the outskirts of Valencia.

Long tunnels run under the ancient chariot racing circuit to the tower.

This Roman arena once played host to bloody gladiatorial battles.

Walk into an underground archeological dig, the site of the Roman Forum that was once the center of Valencia.

With a facade that measures just 107 centimeters, this five-story building is one of the skinniest in Europe.

The fragmented remains of a massive public bath connected to the city's water supply.

These magnificently sculpted tombs represent Spain's own legendary version of "Romeo and Juliet."

This 47-story "M" needed 20 years to be completed

This enormous censer uses a pulley system installed over 400 years ago.

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

An enchanting landscape of ancient sandstone structures eroded into otherworldly shapes.

A five-square-mile slice of Spain on the Mediterranean coast of North Africa.

A daily pyrotechnic celebration marks a beloved tradition during Valencia's festival season.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

This influential Renaissance-era library was once the haunt of kings and monks.

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.