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

One of the largest sculpture collections in the U.K. features history's greats, from Bob Dylan to Galileo, in bronze.

Harry Potter once visited this massive limestone cliff, which was carved by an ancient glacial river.

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

The stately remains of Llywelyn the Great's mighty fortress.

More stones than Stonehenge, all scattered within a windswept landscape sure to enchant 'Outlander' fans.

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

This lovely little burbling creek is actually a deadly waterway that has dragged down everyone who ever set foot in it.

A 4,500-year-old forest is slowly being revealed from beneath the sands of a Welsh beach.

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

The final resting place of soldiers' loyal canine companions.

The oldest inn in England served brew to the crusaders.

Fascinating town where normal life interfaces with the occult.

The ritual has been performed uninterrupted for nearly 700 years.

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

Three bridges straddle a stream, one stacked upon the other.

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

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

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

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Largest lake in Great Britain measured by surface area.

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

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

A breathtaking flower tunnel bursts with beautiful golden blossoms.