Bizarre living fossil only grows in a small chunk of the Namib Desert.

The remains of diamond fever taken over by the desert.

This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

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

This one has sailed five times as far as Sir Francis Drake's famous ship.

Giant, friendly pelicans in Central London, the most unlikely of places.

Repository for more than 22 million pickled specimens.

Eighty million natural history specimens call this gargantuan museum home.

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

A special shop catering to the needs of things that go bump in the night, and also helps kids become writers.

The site of London’s first coffee house has been serving refreshments of one kind or another for 360 years.

Spitalfields' regal market goat is said to be a monument to the area's migrant population but most are pretty sure it's just a goat.

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

Four hundred granite steps were built into this massive rock by the National Park Service.

Ever wanted the laymen's version of your credit card fine print?

Unrepaired walls from a 1920 anarchist bomb attack.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

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