The ritual has been performed uninterrupted for nearly 700 years.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

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

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Its collection includes a broad array of social, geographic, graphic design, and political history.

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

The bronze uniforms commemorate the vital role of women during World War II.

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

This Underground station has been a popular filming location for decades, even before it closed.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

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

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

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