This unique structure allowed boats to bypass underwater mine barriers in the channel to enter the harbor.

This Michelin-starred restaurant sheds light on a rare period of cultural and culinary tolerance in Cordoba’s past.

Wandering this ancient burial place offers a glimpse of the afterlife in the fresco-adorned tombs of an ancient Etruscan civilization.

World's largest permanent maze made of 18,000 conifers.

Two churches shoot bottle rockets at each others' bell towers in an unusual Easter celebration.

Eco-village hidden in the foothills of the Alps that created a massive system of psychedelic underground temples.

A giant owl named Rocco oversees mythical woodland creatures along these charming mountain trails.

This museum is home to one of the biggest collections of printing press technology—plus a river view.

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

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.

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

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

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

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

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

A large measuring stick marks the lowest point of a country that is partially under sea level.

These strange carved boulders in a forested canyon resemble tiny stone villages.

This museum pays tribute to the Cherokee leader who created a written language for his people.

A museum dedicated to linguistics, from how babies learn to talk to endangered and extinct languages.

Ancient snack bar of the Roman Empire re-opened.

Erotic art covers the walls of the largest ancient pleasure palace.

Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

This 1960's Soviet submarine in Peenemünde Harbor claims to be the largest submarine museum in the world.