San Francisco Bay's ghost town.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

A trash dump made beautiful by nature's power.

Belly up to the bar in Cowtown, don't forget to buy some boots.

Along the historic Mother Road is an old gas station with a secret counterfeiting past.

An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.

The largest land animal skull ever discovered.

Where's a guy to go after a long, hard day at work?

The last four extravagant street signs of London's historic banking street.

The majority of the museum's large collection is held in a storage space open to the public a few times a year.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

A recently restored Shoreditch landmark with ties to Jack the Ripper.

You'd never know the houses at 23-24 Leinster Gardens were fakes—until you see the train tracks on the other side.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

The Columbia Road Flower Market is now open every Sunday, rain or shine.

Once a train station along the Great Eastern Railway this vibrant coffee shop and bar is where members of London’s creative class mingle.

Pop culture has helped to keep this iconic British building from being destroyed.

Eighty million natural history specimens call this gargantuan museum home.

Hear the quietest sound from across the dome.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

Granting the right of way to ships over surface traffic since 1917.

A 1940s nuclear reactor built to produce plutonium for the Manhattan Project.

Nuclear reactor created the plutonium used on Nagasaki.

Cave carved out of a huge snow drift collapsed killing one and injuring five in July 2015.