The longest and tallest aqueduct in Britain can actually be sailed across.

This ancient abbey now lies in majestic ruin behind a caravan park.

Abandoned ship reimagined as a street art canvas.

These precariously placed ruins harken back to a 13th-century castle.

In a resort town where the real Alice spent her summer holidays, iconic characters create a curious trail.

A breathtaking flower tunnel bursts with beautiful golden blossoms.

One of the oldest suspension bridges in the world blends in perfectly with a medieval castle.

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

A tiny village in Wales claims the name of a noble medieval hound slain for a crime he didn't commit.

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

What was once the world's second largest slate quarry is now a surreal post-industrial landscape

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

A holy well believed to have healing powers.

A little-known castle set in a nature reserve.

The lighthouse is on a island which is connected to another island, which is connected to another island, which is connected to one of the largest islands in the world.

A slice through the original, iconic, rail bridge across the Menai Straights.

This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

The remains of centuries of copper mining appear like an alien landscape.

This neolithic stone grave has been altered and restored so often its now more neo than lithic.

Legends say that this small island was the final resting place of the Welsh saint of lovers.

These haunting ruins belong to an ancient village that once had one hell of a view.

Grand Orthodox cathedral with walls filled with frescoes and icons.

A shopping mall housed in a historic cinema and hiding ancient ruins under its floors.

At almost 900 feet long, this is Bulgaria's longest suspension bridge and the only way to reach the small village of Lisitsite.