This beautiful "lagoon" is actually a toxic soup filled with cars, carcasses, and trash. When warnings couldn't stop people from going for a dip, the town dyed it black.

A plaque hangs near the execution place of the Scottish Independence leader famously depicted in "Braveheart."

A open air theatre built on a cliff by an eccentric British woman.

This picturesque view of the Scottish Borders was beloved by Sir Walter Scott.

The forest that inspired Winnie-the-Pooh's Hundred Acre Wood can be found outside London.

A Victorian park cemetery, standing on the site of what was once the Great North Wood.

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

The mystery of this small, brick pond eluded its possibly only investigator until his death.

Besieged by war, this castle ruin has crumbled into a peaceful picnic spot.

This allegedly haunted 16th-century tower house-turned-museum exhibits thousands of spectacular objects.

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

Shakespeare, David Bowie, Dr. Who, the Saxons, Druids and Romans are all claimed to have all made their mark on these massive man made tunnels.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

Western Europe's only representation of a Roman goddess still in its original location sits in an unassuming park.

A familiar otherworldly creature guards this 12th-century Scottish abbey.

Claiming to be the oldest hat store in the world, this historic haberdashery had a hand (and a head) in the creation of the Bowler.

The monster at the center of the Darwin Center Spirit Collection.

One of the oldest and certainly best preserved Cistercian abbeys still in existence.

Remnants of cells from the most notorious London prison may lie in the basement of a rare Victorian Gin Palace.

These ancient sunken lanes were naturally tunneled into the soft ground by countless footsteps.

This Scottish bridge seems to compel dogs to leap to their death.

A local tree surgeon has created a whimsical walk full of carved tree stumps near Scotland's Loch Lomond.

A 6th-century stone lies at the site of the mythical battle waged between King Arthur and his nemesis Mordred.

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