The final resting place of soldiers' loyal canine companions.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

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

A museum wholly devoted to juvenescence.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.

Fascinating town where normal life interfaces with the occult.

A hermit's tiny cell built into the cliffside that saved him in South Pembrokeshire.

England's oldest surviving hedge maze has been confusing visitors for over 300 years.

Possibly the oldest of Britain's ancient henges is also one of its most stark.

A 200-year-old collection of oddities and medical paraphernalia.

A red sandstone freestanding monolith rises out of the sea in northern Scotland.

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

Follow the original medieval paths that wind through this intriguing section of the city.

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

A modern English garden of eccentric beasts, follies, and oddities.

A Victorian Gothic masterpiece housing a world-class collection of rare books and manuscripts.

A labyrinth hides in plain sight at each of the city's 270 Tube stations.

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

The heads of two giant mythological water horses honor Scotland's horselord past.

The largest greenhouse in the world is home to over one million types of plants.

A church that bred legends, and served as an inspiration for the Da Vinci Code.

The true age of this ancient stone circle is unknown, but its stunning vista isn't in question.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.