The courtyard of this small Marinid madrasa is a dazzling example of intricate Islamic architecture.

Traditional 11th-century outdoor tannery.

Crumbling necropolis set high above Fez.

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.

On top of a resort town as old as the Bronze Age sits an incredible war memorial statue overlooking the beaches below.

A curious cave church carved into the face of a cliff.

A tiny church on a man-made island in the Adriatic.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

This exclusive resort has completely covered a tiny Balkan island in a 5-star warren of guest rooms.

One of the world's oldest olive trees, thought to be over 2,000 years old.

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

This Peruvian canyon is filled with geometric salt pools that have been being harvested since the Incan empire.

Built as a defensive structure, this medieval walkway road offers a unique view of the village of Brisighella.

The elaborate crypt where Peruvian heroes of the War of the Pacific were laid to rest.

Visiting dignitaries and Hollywood stars once stayed at this 1920s hotel, alongside ghosts that are said to haunt its corridors.

The large collection of pre-Columbian pottery might make you blush.

This stone complex marks the urban center of a lost civilization.

Now containing the bones of the actual conquistador, instead of someone else.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.

A great white whale sculpture now sits in the location where the remains of a prehistoric cetacean were found.

An extraordinary collection of 18th century anatomical waxworks.

A small window on Via Piella offers a lovely and rare peek at Bologna's lost canals.

An impressive bridge over a ravine also served as an aqueduct.