Mountain where Jesus was first tempted by the Devil.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

A natural arch carved by a river gave its name to the so-called "Cave of Forgotten Dreams."

This plaza is home to a number of works, including Montpellier‘s own Arc de Triomphe.

The lost Latin words were reconstructed using the holes from the nails that once pinned them in place.

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.

Former bridge turned into an observation tower.

Even France's favorite aquatic son Jacques Cousteau, couldn't get to the bottom of it.

This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.

An often-shuddersome journey into a low-tech, robotic themepark.

A French library that makes sure its love of books is writ large... giant in fact.

Balconies that have a most unusual accent.

Now a memorial, this factory was once used as a concentration camp for artists by the Vichy government.

This trio of Dominican cave lakes comprise a colorful biosphere of natural life.

Built in 1512, the oldest cathedral in the Americas.

After Christopher Columbus died, his son built a fancy house to rule from.

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

This unique rock formation is quite the local celebrity, although one day it may come crashing down.

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

This beautifully verdant lagoon is tucked below a massive volcano in a crater atop a black pebble beach.

Visit a surreal landscape so otherworldly NASA actually used it to train the Apollo 17 crew.