A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the century.

This French chateau is home to the world’s largest private collection of fighter jets.

The final resting place of a German diplomat's beloved companion.

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

Where condemned pirates met their grisly end at the gallows on the River Thames.

The world's oldest family-run magic shop is hidden beneath a bustling London thoroughfare.

The sumptuous ceiling was one of the last things Charles I saw before his execution.

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

The taxidermied remains of a once-great parrot.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

Go inside to really appreciate this 500-year-old technological masterpiece.

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

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

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

Explore nearly 400 years of English middle-class home life.

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 community of artists and entrepreneurs seeks a simpler life on London's waterways.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

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

A cluttered and astounding collection of antiquities and curiosities.

A historic house left in "dramatic still life."

Hear the quietest sound from across the dome.