London's Victorian Tower of Babel.

A giant pineapple, a symbol of hospitality, and an amazing vacation rental option.

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

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

This ancient church, rebuilt at least 3 times, is flanked at all sides by history.

Now nearly dry, this lake is said to be the ancient home of the Lady of the Lake, and was once thought to be bottomless.

A fantastic castle rumored to be the birthplace of King Arthur.

The Origin of On the Origin of Species.

This antique prison is a tourist attraction with a sordid past.

A ruined castle has more than its fair share of legends and ghost stories.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

The one-time stronghold of the noble Douglas family, now home to ghost sightings and nesting birds.

A peace symbol in Northern Ireland is among the world's largest hedge mazes.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

Abandoned ship reimagined as a street art canvas.

Wonderfully preserved Victorian factory, complete with a preserved steam powered engine house.

A recently restored Shoreditch landmark with ties to Jack the Ripper.

The stately remains of Llywelyn the Great's mighty fortress.

Three bridges straddle a stream, one stacked upon the other.

Picturesque ruins once held off mighty armies.

The ghosts of Britain's telecommunication past sit rusting away in a small village in England.

This elaborate Byzantine-style building was designed for a not-so-pretty purpose.

A museum and gardens with unusual plants and a history of progressive programming for the blind.

Scotland's oldest medieval bridge is also among the last reminders of early medieval Aberdeen.