In this historic region, homes and churches are carved into ancient volcanic rock formations.

The best-preserved Roman small town in North Africa.

A superb Paleo-Christian baptismal pool is preserved among the ruins of ancient Sufetula.

Geothermal resources are cooled in this oddly-shaped structure before being used for irrigation

The ruins of a village destroyed by a 22-day flood.

The ancient heart of Tunis is an enormous maze of narrow streets and alleyways.

The largest and best-preserved Roman amphitheater in Africa was designed to seat 35,000 people.

A gem in the middle of the desert that looks like it came straight from a fairytale.

A stunning basket-shaped oasis supplies water to one of Tunisia's holiest cities.

An abandoned film set location for a remote spaceport in a galaxy far, far away hides in the Tunisian desert.

Buildings from the fictional planet of Tatooine still litter the Tunisian desert.

A seemingly simple canyon that was the backdrop to a number of famous movies.

The largest salt lake in the Sahara is mysteriously alluring.

A 15th-century granary that played the role of futuristic slave quarters in the world of 'Star Wars.'

Founded in 670, this ancient mosque is an architectural time portal.

An ancient Phoenician citadel once stood at the site where Queen Dido first landed, according to legend.

The original film set of Luke Skywalker's Tatooine home from the 'Star Wars' trilogy.

Some believe this abandoned Brutalist masterpiece inspired George Lucas's Sandcrawler.

Made famous by 'Star Wars,' these troglodyte homes face an uncertain future.

A ghostly mansion in the middle of downtown Tunis.

An ancient burial ground believed to have been used for ritual sacrifice.

The oldest housing complex in Riga is a mini timeline of architectural trends.

This heavily worn bas-relief was once an honored fertility symbol.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.