A magnificent winding road through a steep valley, with deep natural caverns at the bottom

Where the sleeping monsters of Scotland's oil industry are left to rust.

Oxford University's stateliest library seems designed to make students truly feel the weight of knowledge.

A spooky juxtaposition of caves and graves gives this legend-filled cemetery a particularly haunting vibe.

In 1943 the British military took control of this village, telling residents they had to leave temporarily. The villagers were never allowed to return.

These steps offer a breathtaking view of one of Europe's most besieged fortresses.

Each spring this woodland floor is carpeted with purplish flowers as far as the eye can see.

A circle stone within a stone circle.

Huge concrete structures designed as an early warning system for Britain to detect enemy aircraft.

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

Home to the most complete dodo remains known - one head, and one foot.

A gorge full of caverns where early humans lived alongside cave hyenas, giant mammoths and wooly rhinoceroses.

This logic-defying 16th-century Tudor manor still stands to the delight and astonishment of onlookers.

Under a church hides a forgotten 13th-century ossuary containing the remains of around 2,500 people.

Overlooking a Scottish loch, this beautifully crumbling castle once inspired a poem by William Wordsworth.

A mysterious bridge over a sunken Roman road.

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

This lonely cast-iron structure is the only wave-washed lighthouse of its kind left in all of Britain.

Macbeth's infamous "Great Birnam Wood."

This Birnam-based garden honors the legacy of 19th-century children’s book author Beatrix Potter.

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

This Roman amphitheater is said to be King Arthur's legendary Round Table.

A midnight snack that lights up the night.

The strange behavior of a tween led to allegations of witchcraft and a curse being placed on anybody within earshot.