A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

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

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

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

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.

Remnants of cells from the most notorious London prison may lie in the basement of a rare Victorian Gin Palace.

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

The pioneer of psychoanalysis spent the final year of his life here, still seeing patients on that famous couch.

The London pub overlooks where the Mayflower was moored before setting sail for the New World.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Hidden behind a wall for decades, this masonic lodge was only rediscovered during renovations.

English antique dealers with a taste for the unusual.

A mysterious artist-run cabinet of curiosities and library.

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

An incarceration museum on the spot of possibly the oldest prison in England.

A historic London pub with prison cells in the cellar and a "spy room" on the second floor.

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

This 1920s Dutch barge is now a floating bookstore.

A subterranean ice warehouse that has lain hidden beneath central London for over a century is now open to the public.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

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

Eighty million natural history specimens call this gargantuan museum home.