France's most famous cemetery, with some of its most curious tombs.

Preserved behind glass, the ruins of a medieval building used to store human remains.

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

This one has sailed five times as far as Sir Francis Drake's famous ship.

This coffee shop lies hidden beneath a historic church.

The rose garden in Regent's Park where Pongo and Perdita met for the first time in Disney's "101 Dalmatians."

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

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

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

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

Pop culture has helped to keep this iconic British building from being destroyed.

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

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

Hear the quietest sound from across the dome.

An incarceration museum on the spot of possibly the oldest prison in England.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

Look closely and you’ll notice that the color changes a third of the way up the tower.

A gorgeous mural outside a beloved D.C. restaurant pays homage to famous Black Americans.

The national park was once a plantation estate.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.