Legend says these colorful, invasive residents are the descendants of birds released by Jimi Hendrix.

London's amazing modernist public square that never was.

Tucked away behind the mansions of Mayfair, this picturesque garden is a hidden London treasure with a spooky past.

On the eve of a condemned prisoner's death, this bell rang 12 times outside their cell.

The gigantic skull of a long-extinct species that once roamed the forests of England and Ireland.

The first geometric self-supporting spiral stairs in Britain are a truly beautiful sight.

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

A hands-off space for graffiti artists to hone and display their skills.

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

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

This synagogue is covered in beautiful mosaics that explore the history of the Jewish people.

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

A small island in Lake Garda that was used as a burial site, pirate hideout, and a monastery.

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