Artists and musicians now rule over this former rail station.

A collection dedicated to the treatment of disease, held in London's oldest hospital.

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

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

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

This coffee shop lies hidden beneath a historic church.

London's smallest police station is barely the size of a phone booth.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

The signs of a long buried road can still be found hidden beneath a London sewer grate.

A cluttered and astounding collection of antiquities and curiosities.

This wildly-tiled artist's palace is a living and growing account of the creator's life, loves, and labors.

The final resting place to 300 Victorian-era pets hides inside the city park.

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

Wedged between two buildings at the Great Ormond Street Hospital is this secret music installation.

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

Remnants of a Victorian garden feature sitting in public woodland.

The curios of pharmacist and collector Henry Wellcome.

The anatomical-pathological collection of a man who changed surgery.

A vast overgrown cemetery, once known as one of London's "Magnificent Seven."

Catacombs turned marketplace.

Rebuilt remains of a temple to Roman god Mithras.

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

A student driver's nightmare.

The quaint little store that is said to have inspired a famous Dickens novel was only given its name after the book was released.