The shallow, salty inlet was a safe haven for 19th-century pirates.

Some of the ancient-looking huts among these strange rock formations aren't ancient at all, but built as part of a movie set.

Climb down into the largest sinkhole in Qatar.

The golden age of flight captured in a downtown airport.

Hidden beneath a beautiful overlook you’ll find the history of the city depicted in comic strip format next to a pay toilet.

Get in line for Lisbon’s most famous sandwich.

Sip cherry liqueur at a bar dating back to 1840.

This unconventionally beautiful landscape possesses stunning scenery you won't easily forget.

A staggering number of rock carvings in an abandoned quarry.

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

A mesmerizing wonderland of salt-encrusted tree branches and pencil roots.

Robot jockeys ride their humped mounts to victory as part of a 21st-century twist on an ancient desert sport.

A superb spot to appreciate the traditional boats of the Indian Ocean.

This mix of Islamic art, vintage vehicles, weaponry, architecture, and history is an ode to eclecticism. 

These beautiful historic watchtowers were used for both scanning the desert for enemy invaders and observing the celestial world.

Home of the infamous Rug Man of Doha.

This unique museum doesn't shy away from highlighting Qatar's role in the history of slavery.

This vibrant side road in Doha was painted light blue to reduce heat.

The enormous diamond-shaped building packs a trove of academic and literary treasures into one futuristic space.

Fourteen sculptures showing the development of a fetus stand outside a hospital for women and children.

This little sun pays homage to a massive gate that once stood at this location.

Madrid's last horchata kiosk is a blue-and-white beacon of refreshment.

The wreckage of a tragic plane crash is on display at this museum devoted to a famous Italian conspiracy.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.