An unusual round church in London with a Templar past.

360° views of the city plus five floors of optical illusions and hands-on science.

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

A kaleidoscopic warehouse-maze of handmade neon signs.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

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

An impromptu shrine appeared shortly after beloved "Torchwood" character Ianto Jones was killed off the show.

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

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

This pedestrian walkway cuts through a cemetery and over several burial vaults.

Stroll through Welsh history in a village of reconstructed structures.

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

Go deep down into the earth to experience the world of Welsh coal miners.

A real-life Professor Snape once taught in this Welsh university building, which students of course nicknamed “Hogwarts.”

The longest and tallest aqueduct in Britain can actually be sailed across.

These precariously placed ruins harken back to a 13th-century castle.

This ancient abbey now lies in majestic ruin behind a caravan park.

A miniature Italianate fantasy village on the coast of Wales and the set of ITC classic "The Prisoner."

A tiny village in Wales claims the name of a noble medieval hound slain for a crime he didn't commit.

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

This neolithic stone grave has been altered and restored so often its now more neo than lithic.

This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

A breathtaking flower tunnel bursts with beautiful golden blossoms.

A former fisherman's hut deemed too small for habitation is now a delightful tourist draw.