Southern Italy's spinning top village.

This Navarrese cave's history of witchcraft and pagan ritual is not just embraced, but recreated each year.

A Spanish town built into the cliffs.

The effect of this ancient form of image projection situated atop an 11th century Moorish palace is thrilling.

Single runway interrupted by a busy road that cuts across its middle.

A 16th-century Andalusian palace.

Spain's largest bullring offers a unique glimpse at architecture and history.

This small Spanish village still pays homage to the Spaghetti Western films that were shot there in the 1960s.

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

Experience this Iron Age village the way that its original residents would have.

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

Cliffside houses provide a spectacular view from their perch above the valley.

Two large eyes painted anonymously on a mountain overlooking the city pay homage to an old legend.

This Roman arena once played host to bloody gladiatorial battles.

A small town celebrates its cash crop with a giant highway sculpture.

A striped 12th-century basilica sits in the countryside of Sardinia.

This one-of-a-kind archeological site is home to strange prehistoric ruins, the original use of which is still a mystery.

This elaborate hole in the ground was built as a sacred site for an ancient civilization.

Metro station with a claim to rock n' roll fame.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

The burial ground of two kings and a queen is now a calm city park in the middle of bustling Seoul.

On La Gomera, "Silbadors" communicate in a 4,000-word language of whistles.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

This colossal ancient sculpture of the monstrous Aztec rain god has a literally stormy history.