Shiny Brutalist box commemorates a pioneer of electricity and houses a railway transformer.

Taxidermied animals galore, by appointment only.

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

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

A little slice of Japan and its aesthetics in London's Holland Park.

Three small rooms at the back of the “official” church of London's clowns.

On October 17, 1814, a 15-ft. wave of beer ran rampant through the streets of London.

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

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

The barrel-made lookout from Shackleton's final ship is tucked away in the crypt of one of London's oldest churches.

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.

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

The rose garden in Regent's Park where Pongo and Perdita met for the first time in Disney's "101 Dalmatians."

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

A memorial to a dog that inspired rioting in the streets of London.

An eccentric 18th century naval officer built a ship's quarterdeck on his roof, the inspiration for Mary Poppins's "Admiral Boom."

The first tunnel to be dug beneath a river, repurposed as an art and museum space.

A museum wholly devoted to juvenescence.

Art Deco and “Wrenaissance” mash-up, this recently restored royal residence has been home to kings and comes with secret monkey passages included.

This small collection of rare books was uniquely locked up for safe keeping.

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

This elaborate Byzantine-style building was designed for a not-so-pretty purpose.

The Florence Nightingale Museum is home to the famous nurse's most treasured possession: her beloved pet owl.

The remains of the great moral philosopher reside in a university in London.