The angel of death appears to weep black tears at this grave marker.

He’s not from around here.

After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

A collection of outdoor art by renowned muralist Robert Dafford depicts the history of a flooded city.

The world's longest known cave system.

A 35-foot-tall fork stuck in the ground outside an office building in Missouri.

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

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

The ruins of an ancient stadium that hosted gripping chariot and horse races.

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

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

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

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

This line of 12 tower mills described in the story of Don Quixote is among the most iconic landscapes in Spain.

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

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

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

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

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

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

The world's largest wooden structure.

The only urban monument in the world designed by the great surrealist painter Salvador Dalí.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.