What was once England's second-richest abbey is now a haunting ruin.

The longest stone bridge in England has an impressive history that dates back over 700 years.

One of the earliest large-scale "hyper" roofs in the U.K. is now a derelict roadside attraction.

A typographic tribute to the many comedic greats who make Great Britain laugh.

The whimsical steel spider lurking in the shadows of this suspension bridge shows that engineers can have a sense of humor.

An enormous steel waterfall is a nod to the substance that shaped Britain's Steel City.

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

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

Once the largest unsupported dome in the world, beating out the Pantheon and St Peters in Rome.

These crude contraptions were used to aid in the mining of lead, silver and gold.

A statue in the center of Dublin dedicated to one of their favorite sons of rock & roll.

A particularly disconcerting tribute to Irish martyrs.

This network of narrow, medieval passages has the most delightful name.

This memorial to World War II's fallen airmen shows us the movements of the stars that once guided them.

Follow the original medieval paths that wind through this intriguing section of the city.

Be on the lookout for the symbolic insect all over the city.

One of the most controversial statues in Romania is an emperor with no clothes.

Manchester's abandoned train depot lingers in a post-industrial purgatory.

This historic club for wayward boys has shaped some of the biggest names in music almost as much as they have shaped it.

Preserved baths in a Victorian-era spa town frequented by the most famous people of its day.

The obelisk honors the cyclist troops who were killed during World War I.

Marking the ancient boundaries of asylum around Beverley Minster.

Left by the Devil, an ancient quarry or just plain old erosion, this enigmatic rock pillar rises 28 feet from the hillside.

An enigmatic natural rock formation with a manmade passage cut through the center.