In England, an 18th-century water-powered workshop still stands.

A metal tree emits eerie, melodic notes on top of Lancashire's Crown Point.

Hidden on the urban banks of a Manchester river are a series of abandoned waterside industrial sites.

A Victorian Gothic masterpiece housing a world-class collection of rare books and manuscripts.

This sculpture is an instrument played by the swell of the seas.

This abandoned asylum in Wales might look haunted, but it's still beautiful.

The decaying ruins of Wales' first asylum for the mentally ill.

Picturesque ruins once held off mighty armies.

A hundred copies of Antony Gormley's naked body stare out across the water.

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

19th century tunnels burrowed under Liverpool.

Giant statue of a disembodied head.

The artist David Nash planted a circle of trees in 1977.

The bombed out remains of the old church were kept intact next to the new one, as a reminder of the futility of war.

A stretch of land where the sour-sweet vegetable is cloaked in darkness and grows so fast you can hear it crack, squeak, and pop.

This museum tucked below a charming cafe gives a brief snapshot of photographic history.

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

This modern labyrinth lies in the shadow of a ruined medieval castle.

This ethereal, rainforest-like gorge is home to waterfalls, quaint bridges, and fairy folk.

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

This enormous secondhand bookstore inside a Victorian train station sparked the "Keep Calm and Carry On" craze.

After years of slow decline, a derelict Gothic castle is now being restored to life.

A museum pays tribute to the glass-making industry of Sunderland.

This observatory within Europe's first dark sky park offers stunning views of the night sky.