A hidden tunnel leads to a medieval queen's shrine buried beneath a parking lot.

This Victorian-era public house has set the standard for pub-style elegance for over a hundred years.

Fantastically decorated underground chambers built in the 1760s.

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

The quiet field that inspired one of the most famous songs of all time.

The oldest residential street in Europe also features an optical illusion.

Puzzles within puzzles hide a golden treasure in this hedge maze.

A flourishing garden with pigs, donkeys, goats, rabbits, guinea pigs, chickens, ducks, and sheep.

The world’s first museum dedicated to the history of childhood opened in Edinburgh in 1955.

This unchanged Victorian park is rumored to have been the inspiration behind Peter Pan's Neverland.

The only fixed chain and post trail in Scotland snakes its way along the base of a towering seaside cliff.

Glasgow’s piece of the patron saint of love.

The largest oak in England is said to have been the hideout of Robin Hood and his Merry Men.

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

This Scottish museum is the only one in the world to focus not on one religion but all of them.

An English artist has turned an unassuming ex-council house into a time-lost house of mystery.

These ruins are a hidden gem, complete with fantastic views over the cliff edge.

On October 17, 1814, a 15-ft. wave of beer ran rampant through the streets of London.

Cliffs full of fossils at the portal to England's Jurassic Coast.

Enter this small nook and you'll be surrounded by 360 degrees of street art.

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

A beautiful ruin of a 14th-century Plantagenet castle built by a medieval mercenary.

19th century museum with an eclectic mix of curiosities, from Egyptian artifacts to items on archery history to the skull of the world's oldest horse.

This macabre monument atop an ancient well gives a nod to a brutal episode in Scottish clan history.