One of the best-preserved examples of an old town lock-up in the country.

In addition to escorting prospective couples to and from ballrooms, this lane was also a place for gentlemen to settle scores.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

A spiral staircase connects the limestone cave with Pembroke Castle, birthplace of King Henry VII.

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

This former Welsh metal factory is now a lovely abandoned relic but was once one of the industry's world leaders.

The largest of only eight working transporter bridges left in the world.

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

Go deep down into the earth to experience the world of Welsh coal miners.

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

The castle still holds traces of the abandoned Roman fort it was built atop.

Stroll through Welsh history in a village of reconstructed structures.

Several land speed world records were shattered at this Welsh beach.

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

A historic Georgian building and warm springs.

Gothic tower mentioned in Thomas Hardy poem "The Channel Firing."

The longest hedge maze in the world.

The oldest working mechanical clock in the world.

This gate served as a small lock-up jail in the 14th century.

This modest relic, with rich history as a strategic fort through multiple eras.

Famously misunderstood wonder of the ancient world

Europe's largest prehistoric mound – burial site of a legendary king?

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

This section of the Kennet and Avon Canal has been designated the same level of heritage protection as Stonehenge.