An eccentric 18th century naval officer built a ship's quarterdeck on his roof, the inspiration for Mary Poppins's "Admiral Boom."

An exercise in radical design and social living that became the epicenter of Soviet spy networks in London.

Catacombs turned marketplace.

Once a 19th-century refuge for immigrants, this pub has hosted performances by Amy Winehouse and the Arctic Monkeys.

Visit the grave of a famous feminist author and the mother of Mary Shelley.

The last vestiges of a magnificent Victorian-era train station can be found in this pub.

These 19th-century gas tanks were remade into an apartment complex.

This 1920s Dutch barge is now a floating bookstore.

These marks in Myddelton Passage aren't your run-of-the-mill vandalism, and they weren't made by your typical vandal.

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

An architectural oddity hides in plain sight on this iconic London bridge.

A discarded movie prop that was the original monolith for "2001: A Space Odyssey."

Scattered throughout London are ancient remnants of the city's former bounding wall.

Art under your feet honors the history of a working-class London neighborhood.

This blue plaque memorializes the first person to be murdered on a railway train.

These remnants of Old London Bridge possess unique acoustics that allow for whispered conversations to carry from one side to the other.

This medieval church tower has maintained its clockworks since the 16th century.

These oversized fruit sculptures honor the contributions of the Windrush generation.

Two plaques commemorate the site of Shakespeare's first theatre.

London's most popular recording studio, located in the capital's East End, runs partly on solar power and has played host to some of the world's biggest acts.

This hospital helped pave the way for treatment that drove down child-mortality rates in 19th and 20th centuries.

This former medical factory gives home to cutting edge arts in the shadow of a gas works.

A movable feast that is an East London institution.

Residential building on the Regents Canal is a breeding ground for creativity and innovation.