Thousands of narrow alleyways in an ancient medieval city make up what's believed to be the world's largest car-free urban zone.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

A fortified city, home to a remaining population of five families

The other side is actually green.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

One of the most spectacular canyons in the world.

Founded as a refugee camp, now a popular tourist spot.

Morocco's Argania trees are infested with nut-hungry goats.

This grand hydraulic installation has provided water for townspeople since the Middle Ages.

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

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

The best-preserved Roman small town in North Africa.

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

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

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

One of the largest wooden constructions in Europe was meant to be a casino, but soon became an orphanage.

A fountain standing as a testament to a doomed alliance.

Ancient serpentine sacrifice holder that has stood the test of time.

An underground network of massive stone arches and their skylit vaults support ruins of portico structures above.