A pair of connected skyscrapers form this symbolic gateway.

These desert alfalfa farms redefine the meaning of crop circles.

A network of tunnels runs underneath the buildings of this ancient village.

Once a major stop on the Hejaz Railway, this desert station (complete with steam locomotive) has been abandoned for decades.

A phenomenon that appears to make gravity work in reverse has been attributed to jinn, supernatural spirits from Arabian folklore.

This tower has survived the times despite being composed of mud and camel hair.

Village of slate houses, built on a white marble outcrop.

This giant volcanic crater holds its very own field of salt.

In the middle of a barren desert, a massive, solitary rocky thumb juts out.

This museum documents the ancient practice of salt production in Figueira da Foz.

More than 100 monumental tombs carved into rock are preserved at this ancient Nabataean site in the Arabian Desert.

An unfinished tomb carved into a giant boulder in the Arabian Desert.

Within the Saudi Arabian desert lies a 2,000-year-old ghost town made of stone and mud.

This mesmerizing, colorful structure looks like a tent made from stained glass.

A 19th-century fortress and collection of artifacts offer a tour of Saudi history.

A devasting 2020 fire left this historic seminary in ruins.

Count the statues to gain insight into your future from Buddhist disciples.

Four steel monoliths stand in the Qatari desert, in a breathtaking work of large-scale art by Richard Serra.

This massive piece of aviation history calls this residential neighborhood home.

A colonial-era fort with panoramic views across the East Timor-West Timor border, now home to a hotel.

This tile-work piece featuring a chicken riding in carriage is both a remarkable artistic creation and a social commentary of politics and culture in 17th-century Portugal.

An architectural relic that survived the hands of time.

An unassuming music museum recounts the rags to riches story of a dramatic Portuguese genre.

A deer-headed statue that brings together a 12th-century legend and big wave surfing.