A hidden gem in the middle of the city's infamous Jewelry Quarter.

This sculpture combines the literary Alice with her real-life inspiration.

These steps were uniquely crafted so Bishop Richard Fox could travel between his home and town.

In the mid-1800s, the British military used this hilltop fort to train soldiers.

This long-hidden space above Westminster Abbey now displays the battle gear of the legendary King Henry V.

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

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

An unusual ode to the late Irish playwright, complete with a squiggly bust and coffin-shaped bench.

The medieval woodcut-style artwork chronicles life in medieval London.

One of America's founding fathers lived in this London lodging between 1757 and 1775.

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

These ornate arches show how the course of the River Thames has changed.

This ancient Egyptian obelisk still bears the wounds of World War I.

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

Tombstones and enigmatic inscriptions hide within a vault beneath a popular London arts venue.

This museum inside a museum tells the story of London's timepieces.

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

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

The monster at the center of the Darwin Center Spirit Collection.

The bones of two medieval royal lions were discovered at the historic fortress.

Repository for more than 22 million pickled specimens.

A bronze bust commemorates the heroism of the secret agents who led covert operations against the Nazis.

Tucked inside a South Bank bar is an epic expressionist chronicle of the 20th century.

A closed London rail station created to cart away the dead still bears the marks of attempts to make it less morbid.