This hidden green space is the city's second largest conservatory.

What might be the oldest living tree in London has survived fires, bombings, and estate agents.

The Metropolitan Police refurbished the blue box (perhaps not coincidentally) the same year "Doctor Who" returned to TV screens.

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

London's old-school healing garden.

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

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

At the top of the hour, figures of the London department store's two co-founders emerge and bow to each other.

Preserved behind glass, the ruins of a medieval building used to store human remains.

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.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

Look up from the busy streets to discover how time is kept!

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

This South London cemetery holds the remains of more than 15,000 people.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

The Great Fire of London and the regulation of one-way streets both started in this alley.

The commemorative stone column conceals a secret laboratory.

Only a few pieces remain of the structure that carried people and goods across the Thames for some 600 years.

This unique bridge curls up like a caterpillar to let boats pass and then unfurls again to span a small canal.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

The sixth of London's "Magnificent Seven" cemeteries, and a source of unlikely inspiration to Beatrix Potter.

According to legend, this tomb holds the secrets to time travel.

Rebuilt remains of a temple to Roman god Mithras.

One of London’s rare Tudor-era buildings is a fate-defying gatehouse for a church.