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

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

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

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.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

Golden Gate Park's historic collection of plants.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

Prone to disastrous fires, the city of San Francisco has the Guardian, a fireboat gifted by residents, to watch over them from the bay.

The Uros people live on floating reed islands in lake Titicaca.

Popular tourist destination where witches in dark hats sell dried llama fetuses for good luck.

Death road of Bolivia.

Charnel house at the foot of Mount Sinai.

An alien landscape of chalk-rock in the Egyptian desert.

An abandoned whaling station on an active volcano offers hot springs in Antarctica, surrounded by ruined giants of industry.

The best place to send your postcards home from Antarctica.

A still functioning vaudeville carousel that has operated for over a century boasts a colorful menagerie and past.

An ancient capital city that dates back 3,000 years and harbors many surprises.

A "miracle" that seems to produce more holy fistfights than holy revelations.

This red lake 4,000 meters above sea level is home to rare flamingos.

On the outskirts of a desert trading village high on the Andean plain, steel giants have been destroyed by salt winds.

Only hotel where you can legally launder money.

From the sky, a kaleidoscope of color brightens the grey landscape of the San Francisco Bay.

A seemingly endless landscape of pure salt stretches far across Bolivia.