These ancient artifacts are a testament to the enduring significance of the bull in Spanish culture.

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

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

This fountain was designed to honor the man who helped bring water to Barcelona.

A thorough look at the development and history of the underground's rolling stock of the Madrid subway system.

This historic electric train has operated with regularity since the early 1900s.

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

This Roman arena once played host to bloody gladiatorial battles.

This historical manor is complete with a magnificent garden.

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

This beautiful spit of land was once the summer playground of the king of Spain.

A towering monument in Spain has proven to be more labor-intensive than initially planned.

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

A rare set of strings by famed instrument maker Antonio Stradivarius is on display in the Royal Palace.

A magnificent, long-abandoned castle built in the wake of the reconquest of Spain.

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

This remarkable prehistoric town is full of watchtowers and houses that have withstood thousands of years.

The largest prehistoric cemetery on the Balearic Islands dates back over 2,500 years.

Two towns are linked by an engineering marvel masquerading as a boring suspension bridge.

A contemporary art installation housed within a Gothic cathedral.

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

This ancient Spanish castle sits high upon a hilltop.

This "flat geyser" bubbles up out of the ground periodically like a disappearing river.

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