An ancient tower built during Roman times as a lookout post still stands to this day.

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

The anatomical-pathological collection of a man who changed surgery.

Since 1874, this macabre collection has developed into a museum devoted to Scotland Yard's mementos of dastardly deeds.

The western face was supposedly left clock-less to snub the Welsh.

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

The tower was originally used as a chimney for the waste incinerator of St. John's Precinct and Market.

The red letters in the literary pavement leading to the library form a mysterious code.

A striking 500-year-old mansion provides an unexpectedly sublime home for live deer and a menagerie of exotic stuffed animals.

A whimsical cottage from the 1300s with a preserved Victorian-era post office inside.

This innovative steam machine was no doubt the most famous of the pioneer locomotives.

The only medieval bridge in Britain with its defensive tower still in tact.

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

An impromptu shrine appeared shortly after beloved "Torchwood" character Ianto Jones was killed off the show.

The Tudor-style cottage in the middle of the square is not quite what it seems.

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

An abandoned quarrying village turned commune is now a hub for learning the Welsh language.

The bizarre headgear looks like it was made for a fool, not a king.

At just 51 feet and 10 inches long, it's the shortest street in England.

Created as a punny statement about genetic engineering this monstrous hybrid statue has become a beloved icon.

Quirky Welsh observatory unites art and science.

Hidden in plain sight, this creepy sculpture watches from above.

Stroll through Welsh history in a village of reconstructed structures.

Ancient human remains unearthed around the iconic monument.