One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

Gargoyle head that brings good luck.

The largest ice cave in the world is thought to be the entrance to hell according to Austrian legend.

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 best-preserved Roman small town in North Africa.

This museum in the famously blue neighborhood of Sidi Bou Saïd showcases a traditional Tunisian lifestyle.

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

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.

The museum within the Kom-Ombo Temple complex houses mummified crocodiles and mummified crocodile eggs.

The lost library of Alexandria, revived as a spearhead of cultural preservation.

One of its engravings is believed to be among the first representations of medical and surgical instruments.

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

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

One of the most well-preserved temples of ancient Egypt.

Ozymandias’ time-keeping temple.

An ancient instrument used to measure the waters of the Nile so Egyptian farmers would know whether to expect famine or flood.

The once forbidden "secret cabinet" of erotic art from excavations of Pompeii and Herculaneum.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Where beautiful signs live on forever.

A castle built by an eccentric medieval enthusiast in suburban Ohio.

An abandoned asylum incorporated into a college campus.

One of the few surviving "Wigwam"-themed motels.