A historic house left in "dramatic still life."

This historic London residence was once the womb of Scientology.

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

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

At the top of the hour, figures of the London department store's two co-founders emerge and bow to each other.

Down a pint of ale where the Bishop of Ely's servants slept in 1546.

One of the oldest remaining Catholic churches in England is home to the hand of a 7th-century saint.

Outside of one of Britain's most renowned social clubs, a step installed specifically for the Duke.

Designed by the architect who also had a hand in crafting the Westminster Abbey and Bristol Cathedral.

Classic game cookery takes center stage at what's widely considered London's oldest restaurant.

Art Deco and “Wrenaissance” mash-up, this recently restored royal residence has been home to kings and comes with secret monkey passages included.

A monolithic monument in Greater London.

A decommissioned tube carriage within a London museum hosts a regular pop-up supper club.

Behind one of the world's most impenetrable vaults is a massive collection of retail silver.

A display of everyday life in the area that was unveiled during the 2012 Summer Olympics.

Though it's not the largest, this one-kilometer outdoor market is reportedly the longest in Europe.

One of London's oldest houses contains a mixture of both old and modern features.

Visit on a Sunday morning to see some killer tricks.

The townhouse where the English poet created some of his most influential work has been preserved in tribute.

This plaque in one of London's oldest public hospitals commemorates the first meeting of two of Britain's most famous literary heroes: Sherlock Holmes and Dr. Watson.

This religious museum resides in a church crypt next to the founder's house.

Museum dedicated to the UK's first charity for abandoned children, with keepsakes of the mothers who left them behind.

This collection of illusory paraphernalia has been culled from the history of London's premier magician's club.

King of the Saxons on top, Roman goddess of wisdom on the bottom.