The unusual stilted beacon is the town's only active lighthouse.

A preserved 18th century steel factory.

When it came to designing his own small office building, the eccentric architect wasn't afraid to show the world what he could do.

A mineral spring that became all the rage in 17th-century England.

The grand complex of buildings that comprise Liverpool's Exchange Flags includes a vast World War II bunker that has been frozen in time.

More than a century old, this cast iron bridge on the Balmoral Estate leads to nowhere.

The designer of this railway tunnel added a birthday present for himself.

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

A small village in two different countries.

The beautiful non-repeating pattern honors the Oxford professor who discovered it.

A medieval abbey featured on 'Game of Thrones' that dates back to the 12th-century.

A hidden sculpture garden tucked within the middle of Brighton.

Once a palace for the Archbishop of York, these 15th-century ruins now serve as a haunt for history buffs.

The oldest of the three remaining bridges in England with buildings on top of them.

A collection of early 19th century trams set in a reconstructed period village.

Mysterious chains and iron stakes adorn this strange grave, with no explanation.

Amazing collection of folly buildings in Cobham, Surrey.

One of the most spectacular 18th-century bridges in Scotland.

This peaceful park with centuries of history hides in an overlooked section of South London.

Some wattle-and-daub, a Moorish mural, a glacial erratic, and a Giant named Gilbert.

A historic holy well hidden near a charming English park.

It is against the law to obstruct the view from the top of this English burial mound.

Constructed during the 7th century this is one of the oldest largely intact Christian churches in England.

This enormous spiral sculpture looks strangely out of place on the edge of a housing development.