This ethereal, rainforest-like gorge is home to waterfalls, quaint bridges, and fairy folk.

This Scottish manor house is a lush relic from the life of a literary great.

Grab a cuppa at England's first and only domestic tea plantation.

Near Birmingham, England three and a half miles of top-secret tunnels housed a World War II “shadow factory” and a Cold War nuclear bunker.

This modern labyrinth lies in the shadow of a ruined medieval castle.

The ruins of this medieval castle in Northern Ireland have inspired artists from C.S. Lewis to Led Zeppelin.

Geodesic dome luxury retreat in the Scottish Highlands.

The mysterious megaliths have enchanted and intrigued visitors for thousands of years.

This picturesque archeological site looks like it was pulled straight from a fantasy novel.

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

The sculpture is made of more than 100,000 knives collected to raise awareness about violence.

A little slice of Japan and its aesthetics in London's Holland Park.

These lovely Turkish-styled baths were brought back to life after winning a reality show competition.

The ruins of an 11th-century Norman castle with a rare, perfectly circular shape.

This romantic, decaying 13th-century ruin on the edge of Sherwood Forest is reputedly one of England's most haunted places.

The oldest continual pilgrimage site in Britain was supposedly created by a gruesome beheading.

The remains of a grand castle that may have inspired Bram Stoker's Dracula.

St. Mary's Asylum was isolated and abandoned before being converted into a Bed and Breakfast.

It is said the legendary wizard once lived in this sea cave beneath Tintagel Castle.

In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

This Gothic Revival castle used as a shooting location for "The Secret Garden" and other films.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

This cramped crevasse saw the entire population of its island suffocated inside its depths.

This medieval sanctuary's tree-framed door looks like a portal to a mythical realm.