Follow the original medieval paths that wind through this intriguing section of the city.

Harry Potter once visited this massive limestone cliff, which was carved by an ancient glacial river.

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

This Manchester laundromat is hiding something.

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

An Oxford museum where visitors can have tea with the Mad Hatter and climb through the wardrobe to a fantasy land.

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

The sign at the garden gate reads: "These Plants Can Kill."

An almost life-sized elephant named Ms. Ellie greets visitors at this jumbo-themed museum.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

A special shop catering to the needs of things that go bump in the night, and also helps kids become writers.

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

One part local history, 99 parts gruesome haunted house.

Eighty million natural history specimens call this gargantuan museum home.

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

A tongue-in-cheek arcade where the games are based on everyday life.

360° views of the city plus five floors of optical illusions and hands-on science.

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

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

The hidden "ballroom" under a mansion lake was built by a criminal who ate a cyanide pill during his trial.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

The world's largest collection of witchcraft regalia.

Hidden beneath the streets of London is a secret subway that only carried mail.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.