A historic ruin just 20 feet away from a busy highway onramp.

A gift from Japan, 17th-century lantern stands among the cherry trees at D.C.'s Tidal Basin.

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

The "lovely red Vega" of the legendary record-settling pilot.

While most wind tunnels test scale models, the "Cave of Winds" was large enough for actual airplanes.

This grand Spanish-Cuban restaurant has been serving customers for more than a century.

Tampa’s most famous native royal comes alive in a duo of arresting bronze statues.

The larger-than-life art installation at Tampa International Airport welcomes travelers to town.

Must form and function forever remain at odds? Not if the Florida Department of Transportation has its way.

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

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

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

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

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

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

This embalmed man is one of the best preserved mummies from the Canary Islands.

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

This enigmatic Iberian sculpture of uncertain origin may have once guarded a burial site.

A reproduction of the famous prehistoric cave paintings is hidden underground at the National Archaeological Museum.

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

Built to power trains, the engines in this building provided the entire city of Madrid with electricity during the Spanish Civil War.

It's a pretty creepy lock-up.

Abandoned for decades, trains still pass through the now-restored remains of one of Madrid's first metro stations.

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