One of the last remnants of the Bessemer process that revolutionized steel production during the industrial age.

An avant-garde artist is survived by his seaside garden.

This 20th-century replica of a 13th-century castle has itself fallen into ruin.

This magnificent arch is all that remains of a former smelt mill.

One of the best-preserved, yet least visited stone circle sites in Cumbria.

The oldest warship in Europe is still afloat.

This charming, narrow-gauge railway in the Thames Estuary is sometimes referred to as the "Train to Nowhere."

The ruins of a 12th-century Cistercian monastery can be found alongside World War II tank traps and pillboxes.

The last working windmill in the U.K. that has eight sails.

The oldest surviving glass furnace cone in Western Europe.

In the middle of a barren moorland, the remnants of a lost British Space Age stand like a 20th-century Stonehenge.

Inside this magnificent 12th-century church is one of the finest carved wagon-roofs in all of England.

At high tide, the base of the lighthouse covers practically every inch of the island.

This overgrown Victorian chapel made of corrugated metal looks utterly out of place.

The world's first purpose-built motor racetrack was destroyed by the outbreak of two world wars.

A bench and a bridge pay tribute to Birmingham's favorite heavy metal band.

This poignant WWI memorial looks like a lighthouse 100 miles from the sea.

This early Norman castle was the first historical monument protected by an act of Parliament.

This iconic high-rise residential block was one of the last to be built in the Brutalist style.

Oliver Cromwell marched his army over this narrow bridge to victory at the Battle of Preston in 1648.

Also known as Rye Castle, this 13th-century fortification later became a prison and held one of Rye's most famous criminals.

Journey through this open museum where even employees remain true to period.

This Georgian architectural masterpiece is the only cloth hall left in Britain.

A locomotive made from 185,000 bricks celebrates the town's pioneering railway history.