The gorgeous entrances into the city's underbelly look more like grand halls than subway stops.

This effigy of Peter the Great is greatly disproportionate.

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

The best-preserved Roman small town in North Africa.

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

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

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

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

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

Traditional 11th-century outdoor tannery.

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

The other side is actually green.

The medieval center of the Islamic world was also once the seat of Saladin's sultanate.

Known as the Sistine Chapel of Egypt, this tomb houses some of the most well-preserved paintings in Egypt.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

Ozymandias’ time-keeping temple.

A strangely forgotten claimant to the much contested title of "Source of the Nile."

Human ancestor’s 3.6 million year-old footprints.

The farmhouse owned by the Danish author who wrote "Out of Africa" is now a museum honoring her legacy.

Kenyan restaurant is a carnivore's paradise, serving exotic meats at its ultimate 'Beast of a Feast.'

This colonial fort is an intriguing example of Renaissance military architecture.

Get tall with nature's lankiest beasts and their warthog friends at this Kenyan preserve.