These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

Eyam took steps to quarantine themselves and keep the plague from spreading.

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

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

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

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

Charles Babbage's proto-computer, painstakingly brought to life.

The forest that inspired Winnie-the-Pooh's Hundred Acre Wood can be found outside London.

This luxury shopping lane has been protected by its own tiny police force for over a century.

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

A toy store with a century-long history preserves the craftsmanship of playthings of the past.

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

A collection of comics, graphic novels, animation and caricatures devoted to exploring this often overlooked art form.

A Victorian natural history and ethnographic museum with wonderful turn-of-the-century, science-book-esque evolution displays.

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

The remains of Crystal Palace Great Exhibition of 1851.

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

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

Remnants of a Victorian garden feature sitting in public woodland.

The longest hedge maze in the world.

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

The curios of pharmacist and collector Henry Wellcome.

Rebuilt remains of a temple to Roman god Mithras.

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