The oldest surviving glass furnace cone in Western Europe.

This jewel of an engine is one of Northern England's finest surviving legacies of the Industrial Revolution, even catching the eye of Henry Ford.

The UK's largest private house was the subject of a long-lasting political dispute.

The remains of a historic kiln once used to produce the famous Rockingham porcelain.

The largest preserved walking dragline excavator in Western Europe.

A dramatic sculpture high up in Yorkshire with vistas on an industrial scale.

Although it appears ancient and mysterious, the quirky folly was actually built 200 years ago by an eccentric estate owner.

The only surviving leech house in the United Kingdom was a home for bloodsucking worms until the 1900s.

This hidden natural fountain issues forth a steady supply of supposedly healing water that tastes like rotten eggs.

An Anglo-Saxon cross inscribed with possibly the oldest written work of English literature.

Wonderfully preserved Victorian factory, complete with a preserved steam powered engine house.

An optical Illusion once believed to be an electrical phenomenon.

These ancient symbols freckling a Scottish cliff remained hidden for centuries.

A historic cave in Scotland once served as a hiding place for a famous Covenanter.

Forgotten jail cells beneath this Scottish town hall are now used for delightfully artful storage.

These semi-natural waterfalls hint at the park's Victorian-era industrial past.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

The world's oldest surviving music hall was also once a freakshow.

Early Medieval stones sit on display at the beautiful Govan Old Church in Glasgow.

A strange rock with a sinister reputation lurks within the crimson waters of this Scottish glen.