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

The cedar tree in Highgate Cemetery earned its title by accident.

Traveling collection of amazing automata.

These morbid carvings remind churchgoers of the inevitability of death.

This landmark church concealed a crypt packed with bones that was discovered thanks to the London Blitz.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

Where condemned pirates met their grisly end at the gallows on the River Thames.

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

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

Dictionary Johnson’s favorite feline.

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

Drink your espresso at a Victorian-era urinal in this underground-restroom-turned-coffee-bar.

A domino effect created with Britain’s iconic telephone boxes.

Claiming to be the oldest hat store in the world, this historic haberdashery had a hand (and a head) in the creation of the Bowler.

Revel in the Victorian splendor of the world's oldest eating establishment inside a museum.

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

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

The largest of London's subterranean rivers and once a mad, bad center of London life.

19th-century scientists would make the pilgrimage here to verify the precision of their measuring sticks.

The bar where "The Great Train Robbery" was planned was once a nexus of high society and low morals.

This beautiful Victorian ironwork masterpiece was built to keep London from smelling like poop.

A clock designed to run with perfect accuracy for 10,000 years.

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.

Since 1887, this old-school shop has stacked its shelves with extraordinary coffees and teas.