A 1,215-foot tunnel transports pedestrians beneath the River Thames.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

An abandoned tank sits in an empty London lot as a symbolic middle finger to local city planners.

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

The television series' iconic giant foot was borrowed from this classical painting.

A flourishing garden with pigs, donkeys, goats, rabbits, guinea pigs, chickens, ducks, and sheep.

This overlooked street light once served as a KGB dead letter box.

This intricately carved and hilariously huge bed was such a famous symbol both Shakespeare and Byron used it in their writing.

A quiet, semi-secret square with statues of Mahatma Gandhi, Virginia Woolf, and a conscientious objectors stone.

Eighty million natural history specimens call this gargantuan museum home.

The lab where the scientist made his groundbreaking discoveries is preserved on the basement floor of the Faraday Museum.

Following the trail of an old metro line, this scenic path is haunted by a creepy spriggan statue.

A historic arboretum and non-conformist, non-denominational park cemetery.

This London plaque marks the spot where David Bowie's famous alien made his debut.

This luxury shopping lane has been protected by its own tiny police force for over a century.

The wooden telephone box hidden away in London's Piccadilly was the original prototype of the iconic kiosk.

In this cobwebbed old operating theater, you can practically hear the screams of the unanesthetized patients.

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

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

Banksy gives themself artistic license with this piece of London street art.

Artists and musicians now rule over this former rail station.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

A naturally mummified 2,000-year-old man.

The embalmed remains of the communist leader lie within a custom crystal coffin.