One of the most easily accessible examples of the rare 1960s UFO houses.

One of the last designs from architect Oscar Niemeyer.

This mountainside open-air museum was built from the ashes left behind by a devastating fire.

Some locals believe the fabled lost gold of General Yamashida is hiding somewhere beneath the city.

This deconsecrated church has seen many uses, from a tobacco storehouse to a cinema.

100 year tradition of fist fights, marked by marble footsteps.

Prowl through this sprawling bazaar under a massive Soviet-era dome for delicious eats.

Controversially restored in the 1970s, this giant 15th-century mosque is shrouded in legend.

One of the first sewers in the Americas.

This memorial park is also the original site of Queen Cleopatra’s Caesareum, whose pillars now stand in London and New York.

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

This restaurant sits within the walls of an 18th-century fortification that once defended the city’s old quarter.

This sculpture in the Miami Design District is one of the few public works of Virgil Abloh, an internationally recognized fashion designer and creative.

The tomb of one of the greatest travelers in history.

Ancient Phoenician and Roman tombs carved into the rock overlook the Moroccan coastline.

This ancient market is often referred to as the oldest shopping mall in the world.

In a city of wooden houses, this watchtower was vital for early fire detection.

Picturesque basketball courts sheltered by historical defensive walls and with an enviable sea view.

This historic Art Deco building embellished with local tropical fruits had fallen into disrepair before a recent restoration.

Is this amazing tableau depicting Gilgamesh and Enki 4,000 years old?

These 4,000-year-old tombs form a surreal landscape.

An ancient theatre in the "little Rome of the Alps."

The enchanting home of an eccentric Swedish physicist and author sits in the hills of Anacapri.

An elegant church is home to a remarkably detailed mosaic floor depicting the Garden of Eden.