The first green space constructed on an elevated viaduct.

A museum of carnival attractions where you are invited to ride the rides.

The headless bodies of more than 1,300 guillotined victims of the Reign of Terror are buried here in mass graves.

Long before mobile phones or GPS were available, these sentry boxes provided help for motorists in need.

Tucked among the sand dunes overlooking a Welsh beach, a real-life tribute to a fictional elf.

The castle still holds traces of the abandoned Roman fort it was built atop.

High Victorian fantasy created a fairytale castle out of a ruined fortress in Wales.

The Stonehenge of Wales is one of the grandest neolithic dolmens still in existence.

The largest public library in the United Kingdom was designed to reflect the industrial and artistic history of the city where it stands.

A small alleyway with an unusual moniker.

A bench and a bridge pay tribute to Birmingham's favorite heavy metal band.

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

You can still see bits of the camouflage used to hide this Art Deco building from bombers during World War II.

Once designed as the entrance to Buckingham Palace, this structure was later relocated and stands as a victory arch.

A masterpiece of Art Deco architecture hidden in plain sight in West London.

Originally meant to hold a statue of King William IV, this support sat empty for years. Today, it hosts a rotating cast of public artwork.

This inn of the court provides a fascinating window into London’s legal and architectural history.

At the top of the hour, figures of the London department store's two co-founders emerge and bow to each other.

The world’s largest magazine collection was born from a single shelf in a teen’s bedroom.

Historic church where a number of Shakespeare's actors are buried.

The grounds of this Jacobean estate contain one of the oldest mulberry trees in England.

Murals of the wild parties once held on the frozen River Thames.

The fences outside some of South London's estates are made from recycled World War II stretchers.

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