An imposing Omani fortress surrounded by date palm trees.

This iconic clock tower is the largest in the Philippines.

This artificial cave looks like something out of a fairytale.

A mysterious ancient elephant said to possess magic powers is now the symbol of a Sicilian city.

There are ongoing efforts to preserve this village, the best known work of Egyptian architect Hasan Fathy.

This eatery is emblematic of the connection between Jamaica and Nubia.

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

This unassuming tree stump reportedly traces its roots to the famous pharaoh queen's reign.

Standing atop 2nd-century Roman ruins, this church is one of the oldest and most iconic in Old Cairo.

The largest known Ancient Egyptian obelisk.

This ancient structure is widely thought to be the oldest intact pyramid in the world.

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

The most alien-looking place on Earth.

A small United Arab Emirates territory within an Omani enclave within the United Arab Emirates.

Home to what was once considered the largest gate in central Asia.

The Avenue of Mausolea is a series of grand palatial tombs.

Planned as the world’s first zero-carbon city, it had lofty ideals—but is only 5 percent completed and aiming for 50 percent carbon-neutral.

The largest caravanserai in Cyprus also includes amazing examples of Ottoman architecture.

This no man's land slicing through the island is strewn with abandoned relics of another time.

This 700-year-old Cyprus castle is the birthplace of the world's oldest wine, said to be toasted by Richard the Lionheart at his wedding.

For nearly 2,000 years this church has been waging war on local snakes by importing cats.

An ancient necropolis of magnificent tombs.

A faithful reproduction of Al-Jazari's enormous water clock.

For centuries, Jeddah’s old town was a major trading port and a point of entry for Hajj pilgrims traveling by sea.